| C-Netz | C-Netz |
| C-sharp | C Sharp |
| C.S. Lewis | Clive Staples Lewis |
| C.T.R. Wilson | Charles Thomson Rees Wilson |
| Ca floden | Ca |
| Cabaret | Kabaret |
| Cachaça | Cachaça |
| Cache | Cache |
| cacheminne | mezipaměť |
| Cachoeira do Sul | Cachoeira do Sul |
| CAD | Computer aided design |
| Cadiz City | Cádiz |
| Caelus | Uran |
| Caen | Caen |
| Caenorhabditis elegans | Háďátko obecné |
| Caesarea | Caesarea |
| Caesarrullning | Caesarova šifra |
| CAF | Confederation of African Football |
| cafeteria | jídelna |
| café | kavárna |
| Cagliari | Cagliari |
| Cagliari Calcio | Cagliari Calcio |
| Cahul | Cahul |
| Cairnterrier | Cairn teriér |
| Cajón | Cajón |
| Calais | Calais |
| Calcio Catania | Calcio Catania |
| Calcutta | Kalkata |
| Calcuttas tunnelbana | Metro v Kalkatě |
| Caldas | Departement Caldas |
| Calder Memorial Trophy | Calder Memorial Trophy |
| Caldera | Kaldera |
| Calgary | Calgary |
| Calgary Flames | Calgary Flames |
| Cali | Draslík |
| Caliban | Caliban |
| Californien | Kalifornie |
| californium | kalifornium |
| Caligula | Caligula |
| Call of Duty | Call of Duty |
| Callirrhoe | Kallirhoé |
| Callisto | Callisto |
| Caltanissetta | Provincie Caltanissetta |
| Calvados | Calvados |
| Calvin Coolidge | Calvin Coolidge |
| Calvin Klein | Calvin Klein |
| Calvin-cykeln | Calvinův cyklus |
| Cama | Postel |
| Camargue | Camargský kůň |
| Camarguehäst | Camargský kůň |
| Cambridge | Cambridge |
| Camden | Camden |
| CamelCase | CamelCase |
| Camelus | Velbloud |
| Camembert | Camembert |
| Cameo | Cameo |
| Camera obscura | Camera obscura |
| Cameron Diaz | Cameron Diaz |
| Camilla | Kamila |
| Camille Claudel | Camille Claudelová |
| Camille Corot | Camille Corot |
| Camille Desmoulins | Benoît Camille Desmoulins |
| Camille Pissarro | Camille Pissarro |
| Camille Saint-Saëns | Camille Saint-Saëns |
| Camillo Golgi | Camillo Golgi |
| Camillus | Camillus |
| Camilo José Cela | Camilo José Cela |
| Camino | Camino |
| Camorra | Camorra |
| Camp Nou | Camp Nou |
| campa | tábořit |
| camping | kemp |
| campingplats | kemp |
| Campo | Pole |
| Campobasso | Campobasso |
| campus | kampus |
| Canada | Kanada |
| Canada Cup | Kanadský pohár |
| Canadian Bacon | Michael Moore |
| Canadian Space Agency | Kanadská kosmická agentura |
| Canadian War Museum | Canadian War Museum |
| Canal du Midi | Canal du Midi |
| Canberra | Canberra |
| cancer | rakovina |
| cancerframkallande | karcinogenita |
| cancerframkallande ämne | karcinogen |
| cancerogen | karcinogen |
| cancerrisk | riziko rakoviny |
| Candela | Kandela |
| Candide | Candida albicans |
| Canis | Canis |
| Cannabinoid | Endocannabinoidy |
| cannabis | konopí |
| Cannes | Cannes |
| Cannibal Corpse | Cannibal Corpse |
| Canon | Canon |
| Canterbury | Canterbury |
| Canterbury scene | Canterbury |
| Cantormängden | Cantorovo diskontinuum |
| Cantus firmus | Cantus firmus |
| Cape Canaveral | Mys Canaveral |
| Capetinger | Kapetovci |
| Capex | Kapitálové náklady |
| Caph | Caph |
| Capitolium | Kapitol |
| Capote | Truman Capote |
| Cappella Musicale Pontificia Sistina | Cappella Musicale Pontificia Sistina |
| Capraia | Capraia Isola |
| Caprese Michelangelo | Caprese Michelangelo |
| Capri | Capri |
| Caprinae | Kozy a ovce |
| Captcha | CAPTCHA |
| Caquetá | Departement Caquetá |
| Caracalla | Caracalla |
| Caracaror | Karančo jižní |
| Caracas | Caracas |
| carambola | karambola |
| Caravaggio | Caravaggio |
| Caraş-Severin | Caraş-Severin |
| Carbonia-Iglesias | Provincie Carbonia-Iglesias |
| Carcassonne | Carcassonne |
| Carcharodontosaurider | Carcharodontosauridae |
| Carcharodontosaurus | Carcharodontosaurus |
| carcinogen | karcinogenní |
| Cardassier | Cardassiané |
| Cardcaptor Sakura | Card Captor Sakura |
| Cardiff | Cardiff |
| Cargokult | Cargo kult |
| Carina | Karina |
| Caritas Sverige | Caritas Internationalis |
| Carl Adolph Agardh | Carl Adolf Agardh |
| Carl Benz | Karl Benz |
| Carl Bosch | Carl Bosch |
| Carl Cox | Carl Cox |
| Carl D. Anderson | Carl David Anderson |
| Carl Ditters von Dittersdorf | Karl Ditters von Dittersdorf |
| Carl Friedrich Gauss | Carl Friedrich Gauss |
| Carl Gustav Jung | Carl Gustav Jung |
| Carl Jonas Love Almqvist | Carl Jonas Love Almqvist |
| Carl Lewis | Carl Lewis |
| Carl Louis Ferdinand von Lindemann | Ferdinand von Lindemann |
| Carl Maria von Weber | Carl Maria von Weber |
| Carl Menger | Carl Menger |
| Carl Nielsen | Carl Nielsen |
| Carl Orff | Carl Orff |
| Carl Philipp Emanuel Bach | Carl Philipp Emanuel Bach |
| Carl Ritter | Carl Ritter |
| Carl Rogers | Carl Rogers |
| Carl Sagan | Carl Sagan |
| Carl Spitteler | Carl Spitteler |
| Carl Spitzweg | Carl Spitzweg |
| Carl Theodor Dreyer | Carl Theodor Dreyer |
| Carl von Clausewitz | Carl von Clausewitz |
| Carl von Linné | Carl Linné |
| Carl Wilhelm Scheele | Carl Wilhelm Scheele |
| Carl Zeiss | Zeiss |
| Carl-Gustaf Rossby | Carl-Gustav Arvid Rossby |
| Carla del Ponte | Carla del Ponte |
| Carles Puyol | Carles Puyol |
| Carlisle | Carlisle |
| Carlo Collodi | Carlo Collodi |
| Carlo Cudicini | Carlo Cudicini |
| Carlo Ponti | Carlo Ponti |
| Carlo Rubbia | Carlo Rubbia |
| Carlos | Karel |
| Carlos Castaneda | Carlos Castaneda |
| Carlos Filipe Ximenes Belo | Carlos Filipe Ximenes Belo |
| Carlos Moyá | Carlos Moyà |
| Carlos Reutemann | Carlos Reutemann |
| Carlos Santana | Carlos Santana |
| Carlos Slim Helú | Carlos Slim Helú |
| Carlsbad Caverns nationalpark | Carlsbadské jeskyně |
| Carme | Karma |
| Carmen | Carmen |
| Carmina Burana | Carmina Burana |
| Carnegie Medal | Carnegie Medal |
| Carnitin | Karnitin |
| Caro-Kann | Caro-Kann |
| Carola Vasa | Karola Saská |
| Carolina | Karolína |
| Carolina Hurricanes | Carolina Hurricanes |
| Carolina Klüft | Carolina Klüftová |
| Carolina Kostner | Carolina Kostner |
| Carpo | Kostra zápěstí |
| Carrara | Carrara |
| Carrefour | Carrefour |
| Carriage and Insurance Paid to | Carriage and Insurance Paid to |
| Carriage Paid To | Carriage Paid to |
| Carrie | Carrie |
| Carrie Underwood | Carrie Underwood |
| Carrier Sense Multiple Access | CSMA |
| Carroll County | Carroll County |
| Carson City | Carson City |
| Carta marina | Carta marina |
| Cartagena | Cartagena |
| Cartago | Kartágo |
| Carter Family | Carter Family |
| Cartouche - mästertjuven | Kartuše |
| CAS-nummer | Registrační číslo CAS |
| Casablanca | Casablanca |
| Casablancakonferensen | Casablanská konference |
| Casanare | Departement Casanare |
| Cascading Style Sheets | Cascading Style Sheets |
| Caserta | Provincie Caserta |
| Cashew | Anacardium occidentale |
| cashewnöt | kešu |
| Casino | Kasino |
| Casino Royale | Casino Royale |
| Casio | Gaius Cassius Longinus |
| Caspar David Friedrich | Caspar David Friedrich |
| Cassiopeja | Souhvězdí Kasiopeji |
| Cassius | Cassius |
| Castor | Bobr |
| Casus belli | Casus belli |
| Catania | Catania |
| Catanzaro | Catanzaro |
| Caterpillar | Caterpillar |
| Catherine Deneuve | Catherine Deneuve |
| Cathy Freeman | Cathy Freemanová |
| Catilina | Lucius Sergius Catilina |
| Cato den äldre | Cato starší |
| Cats | Cats |
| Catullus | Gaius Valerius Catullus |
| Cauca | Departement Cauca |
| Caucafloden | Cauca |
| Cauchy-följd | Cauchyovská posloupnost |
| Cauchys integralsats | Cauchyova věta |
| Cavia | Morče domácí |
| Cayenne | Cayenne |
| Caymanöarna | Kajmanské ostrovy |
| Cazin | Cazin |
| CBS | Columbia Broadcasting System |
| CcTLD | Seznam internetových domén nejvyššího řádu |
