astrobiology

astrobiology [as-troh-bahy-ol-uh-jee] Word Origin noun

1. (not in technical use) exobiology.

Origin of astrobiology First recorded in 1950–55; astro- + biology Related formsas·tro·bi·o·log·i·cal [as-troh-bi-uh-loj-i-kuh l] /ˌæs troʊˌbɪ əˈlɒdʒ ɪ kəl/, adjective British Dictionary definitions for astrobiology astrobiology noun

1. the branch of biology that investigates the possibility of life elsewhere in the universe

Word Origin and History for astrobiology n.

1903, from French astrobiologie; see astro- + biology. Related: Astrobiological; astrobiologist.

astrobiology in Science astrobiology [ăs′trō-bī-ŏl′ə-jē]

1. See exobiology.