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

Other Words from exobiology

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

First Known Use of exobiology

1960, in the meaning defined above

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Cite this Entry

“Exobiology.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/exobiology. Accessed 15 December 2019.

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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 exobiological (audio) \ adjective

More from Merriam-Webster on exobiology

Britannica.com: Encyclopedia article about exobiology

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