Word.ws English Dictionary

biosignatures

biosignatures is the plural of biosignature.

Meaning of biosignature

Noun

biosignature (plural biosignatures)

  1. (especially astrobiology) Any measurable phenomenon that indicates the presence or probable presence of life.
    • The team say dimethyl sulfide and dimethyl disulfide are molecules from the same chemical family, and could be ‘biosignatures’.2025 April 17, Iain Todd, “Astronomers have found the ‘most promising signs yet’ of alien life on a planet beyond our Solar System”, in BBC Sky at Night Magazine

Questions about biosignatures

What is biosignatures the plural of?
Biosignatures is the plural of biosignature.

Words near biosignatures in the dictionary

  1. biosign
  2. biosignal
  3. biosignaling
  4. biosignals
  5. biosignature
  6. biosignatures
  7. biosigns
  8. biosilica
  9. biosiliceous
  10. biosilicification
  11. biosilicifications

Source and license

Adapted from Wiktionary: biosignatures (page history and authors); biosignature (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Wodencafe-biosignatures.wav.

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