| Courier | Courier New | Courland |
| Courland Governorate | Courrier樂團 | Cours |
| Cours Group | Cours Group plc | Coursera |
| Courtenay, North Dakota | Courteney Cox | Courtland, Alabama |
| Courtney Hunt | Courtney Jines | Courtney Love |
| Courtney Michelle Harrison | Courtney Michelle Love | Courtoisia cyperoides |
| Courtoisina | Courtrai | Coushatta, Louisiana |
| Cousin Fung | Cousin 數 | Cousinia |
| Cousinia affinis | Cousinia alata | Cousinia caespitosa |
| Cousinia dissecta | Cousinia falconeri | Cousinia lasiophylla |
| Cousinia leiocephala | Cousinia platylepis | Cousinia polycephala |
| Cousinia sclerolepis | Cousinia thomsonii | Couto de Esteves |
| Couto de Magalhães | Couto de Magalhães de Minas | COVA |
| Covas (Lousada) | Covão do Lobo | Covêlo de Paivô |
| Covelas (Trofa) | Covelo (Gondomar) | Covent Garden |
| Coventry | Cover Flow | COVER YOU |
| Coverflow | Covert Redirect | COVFEFE法案 |
| CoVision16 | COW | Coward |
| Coward, South Carolina | Cowarts, Alabama | Cowboy Bebop |
| Cowboy Behop | Cowboybebop | COWCOW |
| Cowdry bodies | Cowdry body | Cowley, Wyoming |
| COWON | Cowpens, South Carolina | Cowsay |
| COX | Cox | Coxilha |
| Coxinga | Coxixola | Coxsackie A virus |
| Coyoacán | COYOTE Ragtime Show星際海盜 | CozyCot |
| CP | Cp | Cp (Unix) |
| CP System | CP System III | CP-1252 |
| CP-64 3948 | CP/M | CP9 |
| CP936 | CPA | CPAN |
| CPanel | CPAP | CP对称 |
| CP對稱性 | CP不守恆 | CP值 |
| CPB | CPBL | Cpbl |
| CPBL紀錄 | CPC | CPC裏海石油管線 |
| Cp的同位素 | CP破坏 | CP破壞 |
| CPD | CPDN | CPE |
| CPFR | CpG寡脱氧核苷酸 | CpG岛 |
| CpG島 | CpG位点 | CPH4 |
| CPI | CPI (消歧义) | CPIM |
| CPIM國際產業管理师 | Cpio | CPK配色 |
| CPK模型 | CPL | CPL (程式語言) |
| CPL (消歧義) | CPlay | CPLD |
| CPM | CPMA | CPO |
| Cpop | CPP | CPPCC |
| CPPO | CPPU | CPR |
| CPR-1000 | CPR1000 | CPR假人 |
| CPR安妮 | CPRI | CPS |
| CPS-1 | CPSC | CPT定律 |
| CPT定理 | CPT對稱 | CPT對稱性 |
| CPTPP | CPU | CPU (消歧義) |
| CPU flags | Cpu z | CPU-Z |
| CPU工作电压 | CPU亲和力 | CPU快取 |
| CPU冷却 | CPU缓存 | CPU相关性 |
| CPU鎖頻 | CPU高速缓存 | CPU设计 |
| CPU锁频 | CPUID | Cpuz |
| CPU插座 | CPU插槽 | CPyhton |
| CPython | CPZ | CQ |
| CQ5.56 | CQB | CQBR |
| CQC | CQ突击步枪 | CQ突擊步槍 |
| CQD | CQUST | CQUT |
| Cr | CR | CR-201干擾火箭 |
| CR-21突擊步槍 | CR-32戰鬥機 | CR-V |
| CR.32戰鬥機 | CR.42戰鬥機 | CR16 |
| CR200J型电力动车组 | CR2032电池 | Cr2O3 |
| CR400 | CR400AF | CR400AF型电力动车组 |
| CR400BF | CR400BF型电力动车组 | CR7 |
| CR929 | Craíbas | Crab Pulsar |
| Cracidae | Crack Attack! | Cracker |
| Cracker Jack | Cracticidae | Cracticus tibicen |
| Cradle of Filth | Craftmaster Furniture Inc. | Craibiodendron |
| Craibiodendron henryi | Craibiodendron scleranthum | Craibiodendron stellatum |
| Craibiodendron yunnanense | Craig Armstrong | Craig Bierko |
| Craig Biggio | Craig David | Craig Dawson |
| Craig Federighi | Craig Ferguson | Craig Kimbrel |
| Craig Parker | Craig Pearce | Craig Shakespeare |
| Craig Sheffer | Craig, Alaska | Craig, Colorado |
| Craigia | Craigia kwangsiensis | Craigia yunnanensis |
| Craigslist | Crambe | Crambe cordifolia |
| Crambidae | Cramer's rule | Cram规则 |
| Cramfs | Cramp | Cranchia scabra |
| Cranfield | Cranfield University | Craniata |
| Craniospermum | Craniospermum echioides | Craniotome |
| Craniotome furcata | Crank-Nicolson 方法 | Crank-Nicolson方法 |
| Cranoglanididae | Cranoglanis bouderius | Cranoglanis caolangensis |
| Cranoglanis henrici | Cranoglanis songhongensis | Cranopsis pelex |
| Crapartinella | Crary, North Dakota | Craseonycteris thonglongyai |
| Crash Bandicoot | Crash Bandicoot (video game) | Crash Bandicoot 2: Cortex Strikes Back |
| Crash Bandicoot 2：Cortex Strikes Back | Crash Bandicoot 3: Warped | Crash Bandicoot N. Sane Trilogy |
| Crash Bandicoot: The Wrath of Cortex | Crash Course | Crash Fever |
| Crash Team Racing | CRASH! | Craspedacusta |
| Craspedochiton | Craspedochiton laqueatus | Craspedodon |
| Craspedolobium | Craspedosorus sinensis | Crassatella |
| Crassinarke brasiliensis | Crassocephalum | Crassocephalum crepidioides |
| Crassostrea gigas | Crassula | Crassula aquatica |
| Crassula arborescens | Crassula ovata | Crassulaceae |
| CR嚇一跳彈珠機錢形平次with TeamZ | CR嚇一跳柏青哥錢形平次with TeamZ | Crataegus |
| Crataegus altaica | Crataegus aurantia | Crataegus chlorosarca |
| Crataegus chungtienensis | Crataegus cuneata | Crataegus dahurica |
| Crataegus hupehensis | Crataegus kansuensis | Crataegus maximowiczii |
| Crataegus oresbia | Crataegus pinnatifida | Crataegus remotilobata |
| Crataegus sanguinea | Crataegus scabrifolia | Crataegus shensiensis |
