astrobiology

American  

[as-troh-bahy-ol-uh-jee] / ˌæs troʊ baɪˈɒl ə dʒi /

noun

1. (not in technical use) exobiology.

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astrobiology British  

/ ˌæstrəʊbaɪˈɒlədʒɪ /

noun

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

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astrobiology Scientific  

/ ăs′trō-bī-ŏl′ə-jē /

1. See exobiology

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Other Word Forms

• astrobiological adjective

Etymology

Origin of astrobiology

First recorded in 1950–55; astro- + biology

Example Sentences

“The science of astrobiology,” Mr. Willis claims, “is rapidly approaching its moment of first contact with alien life.”

From The Wall Street Journal

This concept sits at the meeting point of astrobiology, geochemistry, material science, construction engineering, and robotics.

From Science Daily

“I did not see myself in an astrobiology lab,” Flores said from her office at the Los Angeles County Sanitation Districts, where she has worked since 2023 as an engineering associate.

From Los Angeles Times

While Hays, deputy program scientist for NASA’s astrobiology program, watched it land, she thought of a different mission — her mission, called Mars Sample Return, or MSR, set to launch later this decade.

From Salon

Students in my astrobiology class got lectures live from Johnson Space Center in Houston.

From New York Times