| en | 
de | 
fr | 
it | 
es | 
pt | 
| CFC - Chlorofluorocarbon | FCKW - Fluorkohlenwasserstoff (m)  | Cholofluorocarbone (m)  | Clorofluorocarburo (m)  | TFC - Tetrafluorocarburos (m.pl)  |  | 
| Cable/wiring system |  Kabel- und Leitungsanlage (f) | Système de câblage (m)  | Sistema di cablaggio | Sistema de cableado (m)  |  | 
| Calcium  | Calcium (nt)  | Calcium (m)  | Calcio (m)  | Calcio (m)  |  | 
| Calcium hydroxide / Slaked lime | Calciumhydroxid (nt) / gelöschter Kalk (m) | Hydroxyde de calcium (m) / Chaux éteinte (m)  | Idrossido di calcio (m) / Calce spenta (f)  | Cal muerta (f) / Cal apagada (f) / Hidróxido cálcico (m) / Hidróxido de calcio (m)  |  | 
| Calcium oxide  / Quick lime  | Calciumoxid (nt) / gebrannter Kalk (m) / Branntkalk (m) / ungelöschter Kalk (m)  | Chaux vive (f) / Oxyde de calcium (m)  | Calce rapida (f) / Ossido di calcio (m)  | Cal viva (f) / Cal rápida (f) / óxido cálcico (m)  |  | 
| Calcspar / Calcite | Kalkspat (m) / Calcit (m) / Kalzit (m) | Calcite (f) | Calcite (f)  | Calcita (f) |  | 
| Calipers | Greifzirkel (m) / Außentaster (m)  | Compas d'épaisseur  | Pinze | Calibradores (m)  |  | 
| Cambium | Kambium (nt) / Kambiumring (m)  | Cambium (m)  | Cambio (m)  | Cambium (m)  |  | 
| Capillary / Capillary tube | Kapillare (f) | Capillaire (m) / Tube capillaire (m)  | Capillare | Capilar (m) / Tubo capilar (m)  |  | 
| Capital | Kapitell (nt)  | Chapiteau (m)  | Capitello (m)  | Capitel (m) |  | 
| Carbon dioxide | Kohlenstoffdioxid (nt) / Kohlendioxid (nt)  | Dioxyde de carbone (m)  | Diossido di carbonio (m)  | Dióxido de carbono (m)  |  | 
| Carbon monoxide | Kohlenmonoxid (nt) / Kohlenstoffmonoxid (nt) | Monoxyde de carbone (m) | Monossido di carbonio (m) | Monóxido de carbono (m) |  | 
| Carbonado / Black diamond | Carbonado (m)  | Carbonado (m) | Carbonado (m)  | Carbonado (m) |  | 
| Cassette ceiling / Coffered ceiling / Waffle ceiling / Panelled ceiling  | Kassettendecke (f) / Felderdecke (f)  | Plafond à caissons (m)  | Soffitto a cassettoni (m)  | Artesonado (m) / Techo artesonado (m) / Techo de casetones (m)  |  | 
| Cast | Guss (m)  | Coulée (f) / Fonte (f) / Fonderie (f) | Colata (f) / Diluvio (m)  | Fundición (f) / Molde (m) |  | 
| Cast concrete  | Gussbeton (m) / gegossener Beton (m) | Béton moulé (m) / Béton coulé (m) | Cemento a presa rapida (m)  | Concreto vaciado (m) / Hormigón (m) |  | 
| Cast iron | Gusseisen (nt)  | Fonte (f) | Ghisa (f)  | Hierro fundido (m)  |  | 
| Cast/Replica | Abguss (m)  | Moulage (m)  | Calco (m) | Vaciado (m)  |  | 
| Casting material  | Abgussmasse (f)  | Matériau de moulage (m) | Gesso (m) | Masa para vaciado (f) |  | 
| Castle Kitchen | Burg Küche (f)  | Cuisine du château | Cucina del castello | Cocina del Castillo |  | 
| Castle courtyard / Bailey | Burghof (m) | Cour du château (f) | Cortile del castello | Patio del castillo |  | 
| Caustic soda  | Ätznatron (n)  | Soude caustique (f)  | Soda caustica (f)  | Sosa caústica (f)  |  | 
| Cavity | Hohlraum (m)  | Cavet (m)  | Cavità (f) | Cavidad (f)  |  | 
| Cavity / Hollow / Erosion  | Aushöhlung (f)  | Cavité (f) | Cavità (f) | Oquedad (f)  |  | 
| Cavity / Void / Gap | Lücke (f)  | Lacune (f)  | Lacuna (f)  | Laguna (f) / Vacío (m) | Lacuna (f) / Espaço (m) | 
| Ceiling  | Decke (f) | Plafond (m)  | Soffitto (m) / Copertura | Techo (m)  |  | 
| Ceiling (smooth/flat) | Decke (glatt) (f)  | Plafond (lisse) (m) | Soffitto (liscio) (m)  | Techo (liso) (m) |  | 
| Ceiling face insulation | Deckenstirndämmung (f) | Isolation frontale du plafond (f) | Isolamento frontale del soffitto | Aislamiento frontal del techo (m) |  | 
| Ceiling fresco  | Deckengemälde (nt)  | Plafond (m)  | Dipinto sul soffitto (m)  | Fresco en el techo (m)  |  | 
| Ceiling frieze / Moulding | Deckenfries (m) | Frise de plafond (f) | Fregio a soffitto | Friso del techo (m) / Moldura (f) |  | 
| Ceiling joist / Floor beam / Floor joist / Joist | Deckenbalken (m.pl) | Poutres de plafond (m) / Solives (f.pl) | Travi a soffitto | Vigas del techo (f.pl) |  | 
| Ceiling panel | Deckenfeld (nt) | Panneau de plafond (m) | Pannello per soffitto | Panel del techo (m) |  | 
| Ceiling rod | Deckenstab (m) | Barre de plafond (f) | Asta per soffitto  | Barra de techo (f) |  | 
| Ceiling support | Deckenauflager (nt) / Deckenstütze (f) | Support de plafond (m) | Supporto a soffitto | Soporte de techo (m) |  | 
| Ceiling/floor element | Deckenelement (nt) | Élément de plafond (m) | Elemento del soffitto | Elemento de techo (m) |  | 
| Cella Temple  | Cella Tempel (m) | Temple Cella (m) | Tempio di Cella (m) | Templo de Cella (m) |  | 
| Cellar / Basement | Keller (m)  | Cave (f) | Interrato  (m) | Sótano (m) |  | 
| Cellulose | Cellulose (f) | Cellulose (f)  | Cellulosa (f)  | Celulosa (f)  |  | 
| Center / Core / Centre / Heart  | Kern (m)  | Noyau (m) / Cœur (m) / Centre (m)  | Gheriglio (m) / Nocciolo (m)  | Núcleo (m) / Corazón (m)  |  | 
| Centre post / Window jamb / Mullion | Mittelpfosten (m) / Fensterpfosten (m) | Meneau (m) / Poteau de fenêtre (m) | Palo centrale / Palo della finestra / Montante | Poste central (m) / Poste de la ventana (m) / Parteluz (m) |  | 
| Certificate of authenticity  | Echtheitszertifikat (nt)  | Certificat d'authenticité (m)  | Certificato di autenticità (m)  | Certificado de autenticidad (m)  |  | 
| Chain | Kette (f)  | Chaîne (f)  | Catenella (f) / Catena (f)  | Cadena (f) |  | 
| Chalk | Abpudern (v)  | Se détacher en poudre | Staccarsi in polvere | Desempolvar |  | 
| Chalk  | Kreide (f)  | Craie (f) / Crétacé (m)  | Gessetto (m) / Gesso (m) | Tiza (f) / Caliza (f) |  | 
| Chalk line | Spickschnur (f) (CH) / Schlagschnur (f) (DE) / Markierschnur (f)  | Cordon de marquage (m)  | Cordone di marcatura | Cordón de medida (m)  |  | 
| Chamber / Compartment | Kammer (f)  | Chambre (f)  | Camera (f) / Sezione | Cámara (f) / Recámara (f)  |  | 
| Chamfer | Kittfase (f) | Chanfrein (m)  | Smusso (m)  | Chaflán (m) |  | 
| Chamfered / Grooved cladding  | Fastäfer (m) / Fasenverkleidung (f)  | Lambrissage en petites planches / Bardage chanfreiné  (m) | Rivestimento smussato (m) | Revestimiento biselado (m)  |  | 
| Chapel | Kapelle (f)  | Chappelle (f)  | Cappella (f)  | Capilla (f) / Ermita (f) / Templo (m)  |  | 
| Charcoal  | Holzkohle (f) | Charbon (m) / Charbon de bois (m) / Fusain (m) | Carbone di legna (m) / Carbone (m)  | Carbón (m) / Carbón vegetal (m) / Carbón de leña (m) / Carbón de madera (m)  |  | 
| Chart  | Diagramm (nt)  | Diagramme (m)  | Diagramma (m)  | Diagrama (f)  |  | 
| Cherry tree | Kirschbaum (m)  | Bois de cerisier (m) / Cerise (f) / Cerisier (m)  | Ciliegio (m) / Ciliegina (f)  | Cerezo (m) / Madera de cerezo (f)  |  | 
| Chestnut / Horse chestnut / Conker  | Kastanie (f)  | Châtaigne (f) / Châtaignier (m) / Marronnier (m)  | Castagno (m)  | Castaño (m) / Castaña (f)  |  | 
| Chiaroscuro  | Helldunkel (nt) / Chiaroscuro  | Clair-obscure (m)  | Chiaroscuro (m)  | Claro oscuro (m)  |  | 
| Chimney / Fireplace | Kamin (m)  | Cheminée (f) | Caminetto / Ciminiera  | Chimenea (f) / Tiro de la chimenea (m)  |  | 
| Chimney cover / Chimney cap | Kaminhut  | Chapeau de cheminée (m) | Cappello camino (m)  | Sombrero da chimenea (m) |  | 
| Chimney protection / Chimney edging | Kaminverwahrung (f) / Kamineinfassung (f)  / Schornsteineinfassung (f)  | Protection de cheminée (f) / Entourage de cheminée (m)  | Conservazione della ciminiera (f) /  | Conservación de chimeneas (f) / Entorno de chimenea (m)  |  | 
| Chipboard | Holzspanplatte (f) / Spanplatte (f) / Flachpressplatte (f)  | Panneau d'aggloméré  (m) / Panneau de particules (m) / Aggloméré (m) | Truciolato (m) / Truciolare | Tablero aglomerado (m)  / Tablero de virutas de madera comprimida (m)  |  | 
| Chisel  | Meissel (m)  | Burin (m) / Ciseau (m)  | Cesello (m) / Scalpello (m)  | Cincel (m)  | Cinzel (m) / Talhadeira (f) / Formão (m)  | 
| Chlorine  | Chlor (nt) | Chlore (m)  | Cloro (m)  | Cloro (m)  |  | 
| Choir  | Chor (m)  | Chœur (m)  | Coro (m)  | Coro (m)  |  | 
| Chromium  | Chrom (nt)  | Chrome (m)  | Cromo (m)  | Cromo (m)  |  | 
| Church  | Kirche (f) / Kirchengebäude (f)  | Église (f)  | Chiesa (f)  | Iglesia (f) / Templo (m)  |  | 
| Circle | Kreis (m)  | Cercle (m) | Cerchio | Círculo (m) |  | 
| Circular saw / Disk saw | Kreissäge (f)  | Scie circulaire (f) / Scie ronde (f)  | Sega circolare (f)  | Sierra circular (f)  |  | 
| Classic window edging | Klassische Fenstereinfassung (f) | Bordures de fenêtre classiques (f) | Bordi classici per finestre (m) | Borde clásico de la ventana (m) |  | 
| Classicism / Neoclassicism | Klassizismus (m) / Neoklassizismus (m)  | Classicisme (m) / Néoclassicisme (m)  | Classicismo (m) / Neoclassicismo (m)  | Classicisme (m) / Néoclassicisme (m)  |  | 
| Clay / Loam | Lehm (m)  | Argile (f) / Terre glaise (f)  | Argilla (f) / Argilloso  | Arcilla (f) / Barro (m) | Barro (m) / Argila (f) / Lama (f)  | 
| Cloister | Kreuzgang (m)  | Cloître (m)  | Chiostro (m)  | Claustro (m)  |  | 
| Coating paint  | Deckfarbe (f)  | Peinture couvrante (f) / Pardessus (m)  | Colore coprente (m)  | Color cubriente (m)  |  | 
| Coefficient of expansion | Ausdehnungskoeffizient (m)  | Coefficient de dilatation (m)  | Coefficiente di espansione (m)  | Coeficiente de dilatación (m) |  | 
| Collar beam  | Kehlbalken (m) | Poutre de col (f)  | Collare fascio (m)  | Viga del collar (f)  |  | 
| Colour (UK) / Color (US) | Farbe (f)  | Couleur (m)  | Colore (m)  | Color (m)  |  | 
| Colourant / Dye  | Farbmittel (nt) / Farbstoff (m)  | Colorant (m)  | Colorante (m)  | Colorante (m)  |  | 
| Common property / Communal property / Communal ownership   | Gemeinschaftseigentum (nt) | Propriété commune (f) / Propriété collective (f) | Bene comune  | Propiedad común (f) / Propiedad comunitaria (f) |  | 
| Compartment / Partition | Gefach (nt) | Compartiment (m) | Compartimento (m) | Compartimento (m) |  | 
| Completion  | Ergänzung (f)  | Complément (m)  | Integrazione (f)  | Complemento (m) |  | 
| Composite order | Kompositkapitell (nt) / komposite Ordnung (f) | Ordre composite (m) | Ordine composito | Orden compuesto (m)  |  | 
| Compressed gases (pl) | komprimierte Gase (pl) | Gaz comprimés (m) | Gas compressi | Gases comprimidos (m.pl)  |  | 
| Concave moulding/ Cavetto | Hohlkehle (f) | Moulage concave (m) / Chanfrein (m) / Filet (m) / Gorge creuse | Stampaggio concavo (m) / Smusso (m) / Gola cava | Moldeo cóncavo (m) / Chaflán (m) / Garganta hueca / Mediacaña |  | 
| Concrete  | Beton (m)  | Béton (m)  | Cemento (m)  | Concreto (m)  |  | 
| Condensation | Kondensation (f)  | Condensation (f)  | Condensazione (f) /  | Condensación (f) / Condensado (m)  |  | 
| Conical roof / Cone roof | Kegeldach (nt)  | Toit conique (m)  | Tetto conico (m)  | Techo cónico (m)  |  | 
| Construction / Design  | Konstruktion (f) / Baukonstruktion  | Construction (f) / Structure (f)  | Costruzione (f) | Construcción (f) / Estructura (f)  |  | 
| Construction / Setup  | Aufbau (m)  | Composition (f)  | Costruzione (f)  | Construcción (f)  |  | 
| Construction wood  | Blindholz (nt)  | Contreplaqué (m)  | Compensato (m)  | Madera de baja calida que se usa ein lugares no visibles (f)  |  | 
| Content | Inhalt (m)  | Contenu (m) / Sujet (m)  | Tenore / Contenuto (m)  | Contenido (m)  |  | 
| Convector | Konvektor (m)  | Convecteur (m)  | Convettore (m)  | Convector (m)  |  | 
| Convex decorative trim | Konvexer Zierstab (m)  | Tige décorative convexe (f)  | Asta decorativa convessa (f)  | Barra decorativa convexa (f)  |  | 
| Copper | Kupfer (nt)  | Cuivre (m)  | Rame (m)  | Cobre (m)  | Cobre (m) | 
| Corbel | Konsole (f) / Kragstein (m)  | corbeau (m)  | Mensola (f)  | Ménsula (f) |  | 
| Corinthian Capital / Corinthian Order | Korinthisches Kapitell (nt) / Korinthische Ordnung (f)  | Ordre corinthien (f)  | Ordine Corinzio (f)  | Orden Corintia (f)  |  | 
| Cork powder | Korkmehl (nt)  | Poudre de liège (f)  | Polvere di sughero (f) / Farina di sughero (f)  | Polvo de corcho (m)  |  | 
| Corner  | Ecke (f)  | Pointe (f)  | Angolo (m)  | Esquina (f)  |  | 
| Corner bench / seat  | Eckbank (f)  | Banc de coin (m) | Panchina d'angolo  | Banco de rincón (m)  |  | 
| Corner bridle joint  |  Scherzapfen (m) / Scherblatt Eckverbindung (f)  | Joint à bride d'angle (m) | Giunto di briglia d'angolo (m)  | Articulación de la brida de esquina  (f)  |  | 
| Corner connection / Corner joint / Angle joint | Eckverbindung (f)  | Connexion d'angle (f)  | Giunto d'angolo (m)  | Conexión de esquina (f) / Unión angular (f)  |  | 
| Corner construction  | Eckpilaster (m)  | Pilastre d'angle (m) | Parasta angolare (m)  | Pilastra angular (f)  |  | 
| Corner pilaster strip | Ecklisene (f) | Bande de pilastre d'angle (f) | Lesene d'angolo  | Listón de esquina de pilastra (m) |  | 
| Corner pin | Eckzapfen (m) / Winkelzapfen (m)  | Goupille de coin (f)  | Perno d'angolo (m)  | Pasador de esquina (m)  |  | 
| Corner support with suspended blade | Eckständer mit Schwebeblatt (m)  | Support d'angle avec lame flottante (m)  | Cavalletto ad angolo con lama flottante (m)  | Soporte para esquinas con cuchilla flotante (m)  |  | 
| Corner support with threshold connection | Eckständer mit Schwellenanschluss (m)  | Pied d'angle avec raccord de seuil (m)  | Cavalletto ad angolo con attacco a soglia (m)  | Soporte de esquina con conexión de umbral (m)  |  | 
| Cornice / Belt course / String course | Gurtgesims (nt) | Corniche (f)  | Cornice | Cornisa (f) |  | 
| Cornice moulding | Karnies (nt)  | Corniche (f) | Cornice (f) / Cornicione (m) | Cornisa (f) |  | 
| Cornice/ Ledge | Gesims (nt) | corniche (f) | cornicione | cornisa (f) |  | 
| Coronel | Krönel (m)  | Coronel | Coronamento (m)  | Coronel (m)  |  | 
| Corrosion  | Korrosion (f)  | Corrosion (f)  | Corrosione (f)  | Corrosión (f)  |  | 
| Corrosion resistance | Korrosionsbeständigkeit (f)  | Résistance à la corrosion (f) | Resistenza alla corrosione (f)  | Resistencia de corrosión (f) |  | 
| Corrugated Iron/Sheet  | Wellblech (nt.)  | Tôle ondulée (f) | Lamiera ondulata  | Lámina corrugada  (f)  |  | 
| Cotton  | Baumwolle (f)  | Coton (m)  | Cottone (m)  | Algodón (m)  |  | 
| Counterweight / Counter balance | Gegengewicht (nt)  | Contrepoids (m)  | Contrappeso (m) | Contrapeso (m) |  | 
| Cover | Abdeckung (f) | Couverture (f) | Copertura (f) | Recubrimiento (m) |  | 
| Cover | Abdecken (v) | Recouvrir | Coprire | Cubrir |  | 
| Cover fabric / Covering / Upholstery  | Bezugstoff (m) / Polsterstoff (m)  | Housse (f) / Tissu de revêtement | Ricoperta di stoffa (f)  | Funda (f) / Tejido de cubierta |  | 
| Cover plate  | Abdeckblech (nt) | Plaque de recouvrement (f) | Piastra di copertura | Placa de cobertura (f) |  | 
| Cover strip/bar | Deckleiste (f) | Bande de protection (f) | Striscia di copertura | Tira de recubrimiento (f) |  | 
| Covering power / Opacity  | Deckkraft (f)  | Opacité (f)  | Opacità (f)  | Poder cubriente (m)  |  | 
| Craftsman / Tradesman / Handyman / Artisan / Builder | Handwerker (m)  | Artisan (m) / Bricoleur (m)  | Artigiano (m)  | Artesano (m) |  | 
| Crawl space | Kriechkeller (m) | Vide sanitaire (m) | Spazio di strisciare (m) | Entretecho (m) / Espacio de acceso (m) |  | 
| Crease | Falte (f)  | Pli (m)  | Panneggio (m) | Pliegue (m)  |  | 
| Crest tile / Ridge tile | Firstziegel (m)  | Tuile faîtière (f) | Tegola di colmo | Placa de cumbrera (f)  |  | 
| Crippled-hip roof | Krüppelwalmdach (nt)  | Toit en croupe paralysé (m)  | Tetto a padiglione paralizzato (m)  | Techo a cuatro aguas (m) |  | 
| Cross flower / Finial | Kreuzblume (f)  | Fleur crucifère (f) / Fleuron (m) | Fiore delle crocifere | Floron (m) / Flor crucífera (f)  |  | 
| Cross frieze / Rail  | Querfries (m)  |  |  |  |  | 
| Cross joint / Halving joint | Verkammung (f) / Kreuzung (f) | Joint transversal (m)  | Giunto trasversale (m)  | Junta en cruz (f)  |  | 
| Cross ridge roof / Cross-roof | Kreuzdach (nt)  | Toit en croix (m)  | Tettuccio a croce (m)  | Cubierta transversal (f) / Bóveda (f) |  | 
| Cross section | Querschnitt (m) | Coupe transversale (f) | Sezione | Sección transversal (f) |  | 
| Crossbar / Crossbeam / Impost / Abutment  | Kämpfer (m)  | Imposte / Coussinet  | Imposta (dell'arco) / Traverso della finestra  | Imposta / Travesaño de ventana  |  | 
| Crossbeam ( framework) | Fachriegel (m) / Riegel (m) (Fachwerk)  | Boulon (m) (colombage) | Bullone (a traliccio) | Perno (m) (con entramado de madera) |  | 
| Crosscut / Crosscut wood / End-grain | Hirnholz (nt) / Stirnholz (nt)  | Couper en longueur / Bois de bout (m) | Traversa / Legno tagliato trasveralmente (m)  | Intersectorial / Madera de testa (f)  |  | 
| Crossed tenon joint  | Kreuzkamm (m)  | Articulation à tenon croisé (f)  | Giunto a tenone incrociato (m)  | Articulación de espiga cruzada (f)  |  | 
| Crown / Cap (of a brick)  | Krone (vom Backstein) (f)  | Couronne (en brique) (f)  | Colmo (m) / Corona (f) (di mattoni) | Corona (de ladrillo) (f)  |  | 
| Crumble | Abbröckeln (v) | S'effriter | Sbriciolarsi | Desprenderse |  | 
| Crypt | Krypta (f) / Unterkirche (f)  | Crypte (f)  | Cripta (f)  | Cripta (f)  |  | 
| Crypt window | Kryptafenster (nt)  | Fenêtre de crypte (f)  | Cripta finestra (f)  | Ventana de la cripta (f)  |  | 
| Crysotile / White asbestos | Crysotil (f) / Weißasbest (m)  | Crysotile (m) | Criotilo (m) | Crisótilo (m)  |  | 
| Cubism  | Kubismus (m)  | Cubisme (m) | Cubismo (m)  | Cubismo (m)  |  | 
| Curtain wall | Ringmauer (f)  | Mur circulaire (m) | Muro circolare | Muro cortina (m) |  | 
| Curvature | Krümmling (m)  | Rayon de courbure (m)  | Curvatura (f)  | Encorvamiento (m)  |  | 
| Curved gable | Geschweifter Giebel (m) | Pignon courbe (m) | Timpano curvo (m) | Aguilón curvado (m) |  | 
| Cushion / Pillow  | Kissen (nt) | Oreiller (m)  | Cuscino (m)  | Almohada (f) / Cojín (m) / Almohadilla (f)  |  | 
| canopy | Vordach | auvent m. | tettoia f. | colgadizo m. |  | 
| capital / mushroom construction / two-way-system flat slab | Pilzdecke (f) | plafond (m) / plancher (m) champignon (m) |  |  |  | 
| carry out / execute | ausführen (eine Technik) (v)  | réaliser  | eseguire | llevar a cabo  |  | 
| casing / coating / cover / overlay, boarding / formwork / shutter | Schalung (f), Überzug (m) | coffrage (m), 	recouvrement (m) / housse (f) | cassaforma (f) / cassero (m), copertura (f) / fodera (f) | encofrado (m) / revestimiento (m), forro (m) |  | 
| castle moat | Burggraben | fossé m. | fossato | foso del castillo |  | 
| caustic/corrosive | ätzend (adj)  | caustique | caustico  | caústico  |  | 
| ceiling boarding / formwork / shuttering / ceiling formwork | Deckenschalung (f) | Coffrage de dalle (m)  | Cassaforma per solai | Encofrado de losas (m)  |  | 
| ceiling of solid wood | Vollholzdecke (f) | plafond (m)  de bois (m) massif | soffitto (m) di legno (m) duro / solido | cobertura (f) de madera (f) maciza |  | 
| cement plaster | Zementputz | crépi de ciment | intonaco de cemento | revoque de cemento |  | 
| change | ändern (sich) (v) | changer | cambiare | cambiar |  | 
| chart, plate | Tafel, Platte |  |  |  |  | 
| chimney, stack | Schornstein | Schornstein | Schornstein | Schornstein |  | 
| chromate / chromium-plate | chromieren (v)  | chromate | cromato  | cromato  |  | 
| circuit points | Anschlüsse | raccords | presa | empalme |  | 
| circuit points | Abschlüsse | raccords | presa | empalme |  | 
| circuit points | An- und Abschlüsse | raccords | presa | empalme |  | 
| clasp lock, snap-in lock, snap lock, spring lock | Schnappschloss (s) | loquet (m), serrure à ressort (f) | serratura a scatto (f) | cerradura de resorte (f) |  | 
| clear dimension | rohes Lichtmass | rohes Lichtmass | rohes Lichtmass | rohes Lichtmass |  | 
| coloured | farbig (adj)  | coloré | colorato  | colorido  |  | 
| colourless | farblos (adj)  | incolore | incolore  | incoloro |  | 
| complete | ergänzen (v)  | compléter  | integrare | completar  |  | 
| concrete beam floor / joist ceiling / single floor / span ceiling | Betonbalkendecke (f) | plafond (m) de barre (f) en béton (m) | soffitto (m) di barra (f) da calcestruzzo | cobertura (f) de viga (f) en concreto (m) |  | 
| concrete ceiling  | Betondecke | plafond au béton | copertura in calcestruzzo | firme de hormigón |  | 
| connection armoring for ceiling | Anschlussbewehrung für Decke | armature de connexion per plafond | armatura di connessione per coperta | armadura de conexión por cubierta |  | 
| counterfort, abutment pier, buttress | Strebepfeiler | Strebepfeiler | Strebepfeiler | Strebepfeiler |  | 
| covering, Capping, decking | Abdeckung (f)  | Couverture (f) | Copertura (f) | Recubrimiento (m) |  | 
| crystalline | kristallin (adj) | cristallin  | cristallina  | cristalino |  | 
| cylinder | Walze | cylindre | rodillo | rullo portante |  |