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See more synonyms for bioastronautics on Thesaurus.com
noun (used with a singular verb)
  1. the science dealing with the effects of space travel on life.
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Origin of bioastronautics

First recorded in 1955–60; bio- + astronautics
Related formsbi·o·as·tro·nau·tic, bi·o·as·tro·nau·ti·cal, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for bioastronautics


  1. (functioning as singular) the study of the effects of space flight on living organismsSee space medicine
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012