| C-reaktivt protein | CRP |
| C-sharp | C Sharp |
| C.S. Lewis | C.S. Lewis |
| C.T.R. Wilson | Charles Thomson Rees Wilson |
| CA Boca Juniors | Boca Juniors |
| CA Osasuna | CA Osasuna |
| cab | cabriolet |
| Cabaret | Cabaret |
| Cabora Bassa | Cahora Bassa |
| cabriolet | cabriolet |
| Cache | Cache |
| Cachoeira do Sul | Cachoeira do Sul |
| CAD | Computer aided design |
| Cadbury Schweppes | Schweppes |
| Caelus | Uranus |
| Caen | Caen |
| Caernarfon Castle | Caernarfon Castle |
| Caesarea | Operation Guds Vrede |
| Caesarion | Cæsarion |
| CAF | Confédération Africaine de Football |
| Caffelatte | Caffè latte |
| café | café |
| Cagliari | Cagliari |
| Cairnterrier | Cairnterrier |
| Cajun | Cajun |
| Cajón | Cajón |
| Calais | Calais |
| Calcutta | Calcutta |
| Calder Memorial Trophy | Calder Memorial Trophy |
| Caldera | Caldera |
| Calgary | Calgary |
| Calgary Flames | Calgary Flames |
| Cali | Kali |
| Caliban | Caliban |
| Calicut | Calicut |
| Calidris | Sneppefugle |
| Californiaviken | Cortezhavet |
| Californien | Californien |
| californium | californium |
| Caliga | Caliga |
| Caligula | Caligula |
| Call of Duty | Call of Duty |
| Callirrhoe | Callirrhoe |
| Callisto | Callisto |
| Calvados | Calvados |
| Calvi | Calvi |
| Calvin Coolidge | Calvin Coolidge |
| Calvin Klein | Calvin Klein |
| Calvin-cykeln | Calvin-cyklus |
| Cama | Seng |
| Camargue | Camarguedeltaet |
| Camarguehäst | Camarguedeltaet |
| Cambridge | Cambridge |
| CamelCase | CamelCase |
| Camelot | Camelot |
| Cameo | Gæsteoptræden |
| Camera lucida | Camera lucida |
| Camera obscura | Camera obscura |
| Camerlengo | Camerlengo |
| Cameron Diaz | Cameron Diaz |
| Camilla | Camilla |
| Camille Corot | Jean-Baptiste Camille Corot |
| Camille Pissarro | Camille Pissarro |
| Camille Saint-Saëns | Camille Saint-Saëns |
| Camillus | Marcus Furius Camillus |
| Camp David | Camp David |
| Camp Kill Yourself | CKY |
| Camp Nou | Camp Nou |
| Campeche | Campeche |
| Campinas | Campinas |
| camping | camping |
| campingplats | campingplads |
| Campo | Legeme |
| Campo Grande | Campo Grande |
| Canaan dog | Canaanhund |
| Canada | Canada |
| Canadian Bacon | Michael Moore |
| Canberra | Canberra |
| cancer | kræft |
| cancerframkallande | carcinogenicitet |
| cancerframkallande ämne | carcinogene stoffer |
| cancerogen | carcinogene stoffer |
| cancerrisk | kræftrisiko |
| Cancún | Cancún |
| Candela | Candela |
| Candide | Candide |
| Canellales | Canella-ordenen |
| Canis | Hund |
| cannabis | hamp |
| Cannae | Cannæ |
| Cannes | Cannes |
| Cannibal Corpse | Cannibal Corpse |
| Cannonball Adderley | Cannonball Adderley |
| Canon | Canon |
| Cantabile | Cantabile |
| Cantal | Cantal |
| cantaloupe | kantalup |
| Canterbury | Canterbury |
| Canterbury scene | Canterbury Scene |
| Cantus firmus | Cantus firmus |
| Capability Maturity Model | Capability Maturity Model |
| cape | kappe |
| Cape Canaveral | Cape Canaveral |
| Cape Coast | Carolusborg |
| Capitolium | Kapitol |
| Capleton | Capleton |
| Capoeira | Capoeira |
| Capotasto | Capodestra |
| Capote | Truman Capote |
| Cappella Musicale Pontificia Sistina | Cappella Musicale Pontificia Sistina |
| Capraia | Capraia |
| Capri | Capri |
| Caprinae | Caprinae |
| Capsaicin | Capsaicin |
| Captain Beefheart | Captain Beefheart |
| Capture The Flag | Capture the flag |
| Carabobo | Carabobo |
| Caracalla | Caracalla |
| Caracaror | Stribet gribbefalk |
| Caracas | Caracas |
| carambola | karambol |
| Caravaggio | Michelangelo di Caravaggio |
| Caraş-Severin | Caraş-Severin |
| Carbonara | Spaghetti carbonara |
| Carcassonne | Carcassonne |
| Cardiff | Cardiff |
| Carina | Karina |
| Carinus | Carinus |
| Carl Aller | Carl Aller |
| Carl Barks | Carl Barks |
| Carl Benz | Carl Friedrich Benz |
| Carl Bernstein | Carl Bernstein |
| Carl Bildt | Carl Bildt |
| Carl Bloch | Carl Bloch |
| Carl Carlson | Carl Carlson |
| Carl Christopher Georg Andræ | Carl Christopher Georg Andræ |
| Carl D. Anderson | Carl David Anderson |
| Carl Eduard Rotwitt | Carl Eduard Rotwitt |
| Carl Friedrich Gauss | Carl Friedrich Gauss |
| Carl Gustaf Rehnskiöld | Carl Gustaf Rehnskiöld |
| Carl Gustaf von Rosen | Carl Gustaf von Rosen |
| Carl Gustaf Wrangel | Carl Gustaf Wrangel |
| Carl Gustav Jakob Jacobi | Carl Gustav Jakob Jacobi |
| Carl Gustav Jung | Carl Gustav Jung |
| Carl Larsson | Carl Larsson |
| Carl Lewis | Carl Lewis |
| Carl Loewe | Carl Loewe |
| Carl Maria von Weber | Carl Maria von Weber |
| Carl Michael Bellman | Carl Michael Bellman |
| Carl Nielsen | Carl Nielsen |
| Carl Orff | Carl Orff |
| Carl Philipp Emanuel Bach | Carl Philipp Emanuel Bach |
| Carl Rogers | Carl Rogers |
| Carl Sagan | Carl Sagan |
| Carl Sandburg | Carl Sandburg |
| Carl von Arenstorff | Carl von Arenstorff |
| Carl von Clausewitz | Carl von Clausewitz |
| Carl von Linné | Carl von Linné |
| Carl von Ossietzky | Carl von Ossietsky |
| Carl Woese | Galleri |
| Carles Puyol | Carles Puyol |
| Carlisle | Carlisle |
| Carlo Azeglio Ciampi | Carlo Azeglio Ciampi |
| Carlo Gesualdo | Carlo Gesualdo |
| Carlo Ponti | Carlo Ponti |
| Carlos | Karl |
| Carlos Castaneda | Carlos Castaneda |
| Carlos da Cruz | Carlos Da Cruz |
| Carlos Santana | Carlos Santana |
| Carlos Tévez | Carlos Tévez |
| Carlow | County Carlow |
| Carlsberg | Carlsberg |
| Carlsberg Laboratorium | Carlsberg Laboratorium |
| Carly Simon | Carly Simon |
| Carme | Carme |
| Carmen | Carmen |
| Carmen Electra | Carmen Electra |
| Carmina Burana | Carmina Burana |
| Carnegie Medal | Carnegie Medal |
| Carnegie Mellon University | Carnegie Mellon University |
| Carola Häggkvist | Carola Häggkvist |
| Carolina | Karl |
| Carolina Hurricanes | Carolina Hurricanes |
| Carolina Klüft | Carolina Klüft |
| Carolina Panthers | Carolina Panthers |
| Caroline Mathilde | Caroline Mathilde |
| Caroline Müller | Caroline Halle |
| Carpo | Carpo |
| Carrara | Carrara |
| Carrie | Carrie |
| Carrie Fisher | Carrie Fisher |
| Carrie Underwood | Carrie Underwood |
| Carson City | Carson City |
| Carsten Niebuhr | Carsten Niebuhr |
| Carta marina | Carta Marina |
| Cartago | Karthago |
| Carterdoktrinen | Carterdoktrinen |
| Cartesianism | Kartesiansk |
| Cartoon Network | Cartoon Network |
| Cartoon Network Studios | Hanna-Barbera |
| Carus | Carus |
| Cary Grant | Cary Grant |
| Caryophyllales | Nellike-ordenen |
| CAS-nummer | CAS-nummer |
| Casablanca | Casablanca |
| Cascading Style Sheets | CSS |
| cashewnöt | cashewnød |
| Casimir Funk | Casimir Funk |
| Casino | Kasino |
| Casino Royale | Casino Royale |
| Caspar Paludan-Müller | Caspar Paludan-Müller |
| Caspar Wessel | Caspar Wessel |
| Cassia County | Cassia County |
| Cassiopeja | Cassiopeia |
| Cassock | Soutane |
| Castel del Monte | Castel del Monte |
| Castlebar | Castlebar |
| Castor | Bæver |
| Casual | Casuals |
| Casus belli | Casus belli |
| Cat Power | Cat Power |
| Cat Stevens | Cat Stevens |
| Catania | Catania |
| Cate Blanchett | Cate Blanchett |
| Caterpillar | Bæltekøretøj |
| Catherine Bell | Catherine Bell |
| Catherine Deneuve | Catherine Deneuve |
| Catherine Zeta-Jones | Catherine Zeta-Jones |
| Catilina | Lucius Sergius Catilina |
| Cato | Cato |
| Cato den äldre | Cato den Ældre |
| Catullus | Gaius Valerius Catullus |
| Cauchy-följd | Cauchy-følge |
| Cavan | County Cavan |
| Cavia | Marsvin |
| Cayenne | Cayenne |
