exobiology

American  

[ek-soh-bahy-ol-uh-jee] / ˌɛk soʊ baɪˈɒl ə dʒi /

noun

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

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exobiology British  

/ ˌɛksəʊbaɪˈɒlədʒɪ /

noun

1. another name for astrobiology

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exobiology Scientific  

/ 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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Other Word Forms

Derived Forms

• exobiologist
  noun
• exobiological
  adjective

Etymology

Origin of exobiology

First recorded in 1955–60; exo- + biology