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exobiology

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

noun

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

exobiology

/ ˌɛksəʊbaɪˈɒlədʒɪ /

noun

  1. See astrobiology
    another name for astrobiology

exobiology

/ ĕk′sō-bī-ŏl′ə-jē /

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

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Derived Forms

  • ˌexobiˈologist, noun

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Other Words From

  • ex·o·bi·o·log·i·cal [ek-soh-bahy-, uh, -, loj, -i-k, uh, l], adjective
  • exo·bi·olo·gist noun

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Word History and Origins

Origin of exobiology1

First recorded in 1955–60; exo- + biology

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