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astrobiology

[ as-troh-bahy-ol-uh-jee ]
/ ˌæs troʊ baɪˈɒl ə dʒi /
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noun

(not in technical use) exobiology.

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Origin of astrobiology

First recorded in 1950–55; astro- + biology
as·tro·bi·o·log·i·cal [as-troh-bi-uh-loj-i-kuhl], /ˌæs troʊˌbɪ əˈlɒdʒ ɪ kəl/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for astrobiology

astrobiology
/ (ˌæstrəʊbaɪˈɒlədʒɪ) /

noun

the branch of biology that investigates the possibility of life elsewhere in the universe
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

Scientific definitions for astrobiology

astrobiology
[ ăs′trō-bī-ŏlə-jē ]

See exobiology.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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