exobiology

noun
exo·​bi·​ol·​o·​gy | \ ˌek-sō-bī-ˈä-lə-jē How to pronounce exobiology (audio) \

Definition of exobiology

: a branch of biology concerned with the search for life outside the earth and with the effects of extraterrestrial environments on living organisms

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Other Words from exobiology

exobiological \ ˌek-​sō-​ˌbī-​ə-​ˈlä-​ji-​kəl How to pronounce exobiology (audio) \ adjective
exobiologist \ ˌek-​sō-​bī-​ˈä-​lə-​jist How to pronounce exobiology (audio) \ noun

Examples of exobiology in a Sentence

Recent Examples on the Web Among them are conservation, artificial intelligence, biodiversity, exobiology and evolution. Alice George, Smithsonian Magazine, "The Northern White Rhino Went Extinct, but for Two Minutes at a Time, the Animal Makes a Digital Comeback," 3 Mar. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'exobiology.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of exobiology

1960, in the meaning defined above

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The first known use of exobiology was in 1960

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Cite this Entry

“Exobiology.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/exobiology. Accessed 1 Mar. 2021.

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More Definitions for exobiology

exobiology

noun
exo·​bi·​ol·​o·​gy | \ -bī-ˈäl-ə-jē How to pronounce exobiology (audio) \
plural exobiologies

Medical Definition of exobiology

: a branch of biology concerned with the search for life outside the earth and with the effects of extraterrestrial environments on living organisms

called also astrobiology

Other Words from exobiology

exobiological \ -​ˌbī-​ə-​ˈläj-​i-​kəl How to pronounce exobiology (audio) \ adjective

More from Merriam-Webster on exobiology

Britannica.com: Encyclopedia article about exobiology

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