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.
- relievable
- relieve
- relieve
- relieve (oneself)
- relieve oneself
- reliever
- relievo
- religion
- religionism
- religionist
- religiose
- religiosity
- religious
- religiously
- religiousness
- reline
- relinquish
- relinquisher
- anti-inflammatory
- anti-intellectual
- anti-intellectualism
- antiknock
- Anti-Lebanon Range
- antilepton
- Antillean