1) Greek girl name 
Theodosia can refer to: ==People== ==Places== == Animals == ==Fictional characters== ...[genus] Theodosia is a genus of beetles from the family Scarabaeidae, subfamily Cetoniinae, tribe Phaedimini. ==List of species== ...
Theodosia A female given name from a Greek word meaning `god-given.” Another term used for medical dosage can be seen at this posology page.