Encyclopedias, Almanacs, Transcripts, and Maps
- Chordates
- Chorionic Villus Sampling (CVS)
- Chorionic Villus Sampling (CVS)
- Choroideremia
- Choroideremia
- Chov-hani
- Choynowski, Mieczyslaw (1909-)
- Christiaan Eijkman
- Christiaan Huygens Makes Fundamental Contributions to Mechanics, Astronomy, Horology, and Optics
- Christiaan Neethling Barnard
- Christian Albert Theodor Billroth
- Christian Boehmer Anfinson
- Christian Doppler
- Christian Fellowship Organization
- Christian Friedrich Schonbein
- Christian Goldbach
- Christian Gottfried Ehrenberg
- Christian Konrad Sprengel
- Christian Mystery Schools, Cults, Heresies
- Christian Pander