All pages
- C(icely) V(eronica) Wedgwood
- C.g.s. system
- CAN (Campus Area Network)
- CASE
- CAT scan
- CBS Corporation
- CBS News
- CCD
- CD-ROM
- CD-ROM drive
- CERN
- CERT
- CGA
- CIAM
- CITES
- CLIMAP
- CMOS
- CNN
- COBOL
- COMDEX
- CPU
- CWIS
- Ca da Mosto, Alvise
- Caaguazu
- Caan, James
- Caazapa
- Caballe, Montserrat
- Cabanatuan
- Cabaret
- Cabbage-tree palm
- Cabbage butterfly
- Cabeiri
- Cabell, James Branch
- Caber, tossing the
- Cabet, Étienne
- Cabeza de vaca, Alvar
- Cabezon, Antonio de
- Cabimas
- Cabinda
- Cabinet
- Cabinet of Dr Caligari
- Cable
- Cable, Dan
- Cable, George Washington
- Cable car
- Cable modem
- Cable television
- Cabot, John
- Cabot, Sebastian
- Cabral, Amilcar
- Cabral, Pedro Alvares
- Cabrera Infante, Guillermo
- Cabrini, Frances
- Cacao
- Caccia, da
- Caccini, Giulio
- Caceres (city)
- Caceres (province)
- Cache memory
- Cachexia
- Cacique
- Cactus
- Cacus
- Caddis fly
- Cade, Jack
- Cadillac, Antoine
- Cadiz (city)
- Cadiz (province)
- Cadmium
- Cadmus
- Cadorna, Count Luigi
- Caduceus
- Cadwalader
- Caecilian
- Caecum
- Caecus, Appius
- Caedmon
- Caelum
- Caen
- Caerphilly
- Caerularius, Michael
- Caesar
- Caesar, Gaius Julius
- Caesar, Lucius
- Caesarean section
- Caesarion
- Caesarism
- Caesium
- Caetani, Leone
- Caffeine
- Caffyn, Matthew
- Café Transit
- Cagayan
- Cagayan de Oro
- Cage, John
- Cage, Nicolas
- Cage bird
- Cagliari (city)
- Cagliari (province)
- Cagliostro, Alessandro
- Cagnes-sur-Mer
- Cagney, James
- Cagot
- Cahen, Claude
- Cahn, Sammy
- Cahors
- Caiaphas
- Caillie, Ren
- Caillie, Rene-Auguste
- Caine, Michael
- Caine, Thomas
- Caird, Edward
- Cairn
- Cairnes, John
- Cairns
- Cairns, Hugh
- Cairo
- Caisson
- Caitanya
- Cajamarca (city)
- Cajamarca (department)
- Cajori, Florian
- Cajun
- Cake
- Calabar
- Calabash
- Calabria
- Calahorra
- Calais
- Calamianes
- Calamine
- Calamis
- Calamy, Benjamin
- Calando
- Calarasi
- Calatafimi
- Calatayud
- Calatrava
- Calatrava, Santiago
- Calbayog
- Calceolaria
- Calchas
- Calcification
- Calcination
- Calcite
- Calcium
- Calcium-channel blocker
- Calcium carbonate
- Calcium hydrogencarbonate
- Calcium hydrogenphosphate
- Calcium hydroxide
- Calcium nitrate
- Calcium phosphate
- Calcium sulphate
- Calculus
- Calcuta/Calcutta
- Caldecott, Randolph
- Calder, Alexander
- Caldera
- Calderini, Domizio
- Calderón, Alberto
- Calderón Guardia, Rafael Angel
- Calderón Sol, Armando
- Calderón de la Barca, Pedro
- Caldey Island
- Caldwell, Erskine
- Caleb
- Caledon
- Caledonica
- Calepino, Ambrogio
- Calgary
- Calhoun, John
- Cali
- Caliber
- Calibration
- Calico
- California
- California current
- California gold rush
- Californium
- Caligula (12-41 AD)
- Caligula (book)
- Calima
- Calixtus, Georg
- Calixtus II
- Calixtus III or Callistus III
- Callaghan, Daniel J
- Callaghan, James
- Callaghan, Morley Edward
- Callanan, Jeremiah Joseph
- Callao (department)
- Callao (port)
- Callas, Maria
- Callejas Romero, Rafael
- Callendar, Hugh
- Calles, Plutarco Elias
- Callias
- Callicrates
- Callicratidas
- Calligraphy
- Callimachus (310-240 BC)
- Callimachus (5th century BC)
- Calliope
- Callipers
- Callipus
- Callirrhoe
- Callisthenes
- Callisthenics
- Callisto (astrology)
- Callisto (mythology)
- Callistratus
- Callistus I, Pope
- Callot, Jacques
- Callow, Simon
- Calloway, Cab
- Callus
- Calman, Mel
- Calmette, Albert
- Calne, Roy Yorke
- Calomel
- Calonne, Charle-Alexandre de
- Calorescence
- Calorie
- Calorific value
- Calorimeter
- Calotype
- Calovius, Abraham
- Calpe
- Calpurnia
- Caltagirone
- Caltanissetta (city)
- Caltanissetta (province)
- Caltha palustris
- Calumet
- Calvados
- Calvary
- Calvatia
- Calvert, Charles
- Calvert, George
- Calvin, John
- Calvin, Melvin
- Calvin Bridges
- Calvin Coolidge
- Calvin Klein
- Calvin Ripken
- Calvinism
- Calvinistic Methodist Church
- Calvino, Italo
- Calvo, Carlos
- Calvo Sotelo, Jose
- Calycanthus floridus
- Calypso (astrology)
- Calypso (music)
- Calypso (mythology)
- Calyptra
- Calyx
- Cam
- Cam Ranh
- Camagüey
- Camara Lave
- Camargo, Marie-Anne de Cupis de
- Camargue
- Camarines Norte
- Camarines Sur
- Cambaceres, Jean Jacques de
- Cambium
- Cambodia
- Cambon, Paul
- Cambrai
- Cambrai, league
- Cambrai Treaty
- Cambrian period
- Cambridge
- Cambridge Platonists
- Cambridge School
- Cambridge University
- Cambridgeshire
- Camden
- Camden Town Group
- Camel
- Camellia
- Camelopardalis
- Camelot
- Camembert
- Cameo
- Camera
- Camera lucida
- Camera obscura
- Camerarius, Rudolph
- Cameron, Alastair
- Cameron, Charles
- Cameron, George
- Cameron, James
- Cameron, Julia Margaret
- Cameron, Richard
- Cameron Mackintosh
- Cameroon
- Cameroon, Mount
- Camiguin
- Camilla
- Camille Chamoun
- Camille Desmoulins
- Camille Flammarion
- Camille Guerin
- Camille Huysmans
- Camille Jordan
- Camille Lemonnier
- Camille Pissarro
- Camille Saint-Saëns
- Camillo Castello Branco
- Camillo Cavour
- Camillo Federici
- Camillo Golgi
- Camillus, Marcus
- Camilo Jose Cela
- Camisards
- Camorra
- Camouflage
- Camoëns, Luis Vaz de
- Camp, Walter
- Camp David
- Camp David Agreements
- Campagna Romana
- Campaign, political
- Campaign for Nuclear Disarmament
- Campanella, Tommaso
- Campania
- Campanile
- Campbell, Archibald
- Campbell, Colen
- Campbell, David
- Campbell, Donald
- Campbell, Joseph (1879-1944)
- Campbell, Kim
- Campbell, Mrs Patrick
- Campbell, Naomi
- Campbell, Roy
- Campbell, Thomas
- Campbell, William
- Campbell-Bannerman, Henry
- Campbell Bannerman, sir Henri
- Campbell John
- Campeche, Bay of
- Campeche (city)
- Campeche (state)