exobiology

[ ek-soh-bahy-ol-uh-jee ]

/ ˌɛk soʊ baɪˈɒl ə dʒi /

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noun

the study of life beyond the earth's atmosphere, as on other planets.

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Also called astrobiology, space biology.

Origin of exobiology

First recorded in 1955–60; exo- + biology

OTHER WORDS FROM exobiology

ex·o·bi·o·log·i·cal

[ek-soh-bahy-uh-loj-i-kuhl], /ˌɛk soʊˌbaɪ əˈlɒdʒ ɪ kəl/, adjectiveex·o·bi·ol·o·gist, noun

Words nearby exobiology

Exmouth, ex new, ex nihilo, ex nihilo nihil fit, exo-, exobiology, exobiota, exocarp, exocentric, Exocet, exocrine

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

British Dictionary definitions for exobiology

exobiology

/ (ˌɛksəʊbaɪˈɒlədʒɪ) /

noun

another name for astrobiology

Derived forms of exobiology

exobiologist, noun

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 exobiology

exobiology

[ ĕk′sō-bī-ŏl′ə-jē ]

The branch of biology that deals with the search for extraterrestrial life and the effects of extraterrestrial surroundings on living organisms. Also called astrobiology