astrobiology

noun

as·​tro·​bi·​ol·​o·​gy ˌa-strō-(ˌ)bī-ˈä-lə-jē How to pronounce astrobiology (audio)
astrobiologist noun

Examples of astrobiology in a Sentence

Recent Examples on the Web Its successful survival in space has had profound implications for astrobiology and the study of life beyond Earth, raising questions about the potential for life to exist in similarly extreme environments elsewhere in the universe. Scott Travers, Forbes, 13 Sep. 2024 The origins of life Not knowing how life originated on our own planet is a major showstopper for astrobiology. Big Think, 17 June 2024 As the Venus phosphine saga moved toward a climax in 2021, NASA administrators and scientists implored the astrobiology community to establish firm standards for certainty in biosignature detection. Elise Cutts, WIRED, 7 Apr. 2024 That’s why DiGregorio contends priority should be given to ruling out each and every sample’s prospects for harming Earth’s biosphere before it is brought back to our planet—something best done in a dedicated space station or even an astrobiology research lab built as part of a lunar base. Leonard David, Scientific American, 23 June 2022 See all Example Sentences for astrobiology 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'astrobiology.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

astro- + biology

First Known Use

1898, in the meaning defined above

Time Traveler
The first known use of astrobiology was in 1898

Dictionary Entries Near astrobiology

Cite this Entry

“Astrobiology.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/astrobiology. Accessed 6 Oct. 2024.

Medical Definition

astrobiology

noun
as·​tro·​bi·​ol·​o·​gy -(ˌ)bī-ˈäl-ə-jē How to pronounce astrobiology (audio)
plural astrobiologies

More from Merriam-Webster on astrobiology

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