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The branch of biology that focuses on the search for extraterrestrial life and the conditions conducive to the development of life, often using the techniques of astronomy to make measurements or observations.
ex′o·bi′o·log′i·cal (-ə-lŏj′ĭ-kəl) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Biology) another name for astrobiology
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ex•o•bi•ol•o•gy(ˌɛk soʊ baɪˈɒl ə dʒi)
the study of the origin and evolution of life in the universe. Compare astrobiology.
ex`o•bi`o•log′i•cal (-əˈlɒdʒ ɪ kəl) adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
the branch of biology that studies life beyond the earth’s atmosphere, as on other planets. — exobiologist, n.See also: Planets
-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.
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|Noun||1.||exobiology - the branch of biology concerned with the effects of outer space on living organisms and the search for extraterrestrial life|
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