Encyclopedias, Almanacs, Transcripts, and Maps
- Sunbittern: Eurypygidae
- Sundari, T(irunelveli) A(vudaippan)(1934-)
- Sunderland, La Roy (1804-1885)
- Sungrebes: Heliornithidae
- Suns Ahman Ishrael—I:A:O: (Organization)
- Super-Extrasensory Perception
- Superclusters
- Superclusters
- Superconductor
- Superconductor
- Supercontinents
- Superet Light Doctrine Church
- Supernovae
- Supersensonics
- Superstitions
- Supersymmetry
- Supreme Council of the Independent Associated Spiritualists
- Surf Zone
- Surgeonfishes and Relatives: Acanthuroidei
- Surgery in the 1700s