bi·o·as·tro·nau·tics 
(bī′ō-ăs′trə-nôtĭks)
(bī′ō-ăs′trə-nôtĭks)n. (used with a sing. verb)
The study of the biological and medical effects of space flight on living organisms.
bi′o·as′tro·nauti·cal adj.
- traumatic
- traumatically
- traumatic brain injury
- traumatism
- traumatize
- traumatological
- traumatologist
- traumatology
- travail
- trave
- travel
- travel agency
- travel agent
- traveled
- traveler
- traveler's check
- travelers check
- traveler's diarrhea
- traveling salesman
- traveling salesperson
- travelled
- traveller
- travelog
- travelogue
- Traven