astrobiology

A1S1T1R1O1B3I1O1L1O1G2Y4

noun

The study of life anywhere in the universe, including Earth.

Similar
exobiologyspace biology
OriginEnglish biology ← New Latin biologia ← Ancient Greek λόγος (lógos) →
Less commonScrabble 18
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Meanings

nounastrobiology (uncountable)
  1. uncountablelife sciencesThe study of life anywhere in the universe, including Earth.

Synonyms & antonyms

nounthe branch of biology concerned with the effects of outer space on living organisms and the search for extraterrestrial life

Similar
exobiologyspace biology
Broader
biologybiological science
Also see
bioastronomyexobiologyspace biology

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Proto-Indo-European*h₂eHs-
  2. Proto-Indo-European*h₂stḗr
  3. Proto-Hellenic*astḗr
  4. Ancient Greekἀστήρ (astḗr)
  5. Ancient Greekᾰ̓́στρον (ắstron)
  6. Englishastro-
  7. Proto-Indo-European*gʷeyh₃-
  8. Ancient Greekβίος (bíos)
  9. Proto-Indo-European*leǵ-
  10. Proto-Indo-European*lóǵos
  11. Proto-Hellenic*lógos
  12. Ancient Greekλόγος (lógos)
  13. New Latinbiologia
  14. Englishbiology
  15. Englishastrobiology

From astro- + biology.

Full word history & related roots →

Translations

Bulgarian астробиоло́гия
  • астробиоло́гия (astrobiológija)astrobiology
Catalan astrobiologia
  • astrobiologiaastrobiology
Chinese Mandarin 太空生物學 /太空生物学
  • 太空生物學 /太空生物学 (tàikōng shēngwùxué)astrobiology
Finnish astrobiologia
  • astrobiologiaastrobiology
French astrobiologie
  • astrobiologieastrobiology
German Astrobiologie
  • Astrobiologieastrobiology
Hungarian asztrobiológia
  • asztrobiológiaastrobiology
Irish réalt-bhitheolaíocht
  • réalt-bhitheolaíochtastrobiology
Italian astrobiologia
  • astrobiologiaastrobiology
Persian اخترزیستشناسی
  • اخترزیستشناسی (axtarzist-šenâsi)astrobiology
Polish astrobiologia, egzobiologia
  • astrobiologiaastrobiology
  • egzobiologiaastrobiology
Portuguese astrobiologia
  • astrobiologiaastrobiology
Romanian astrobiologie
  • astrobiologieastrobiology
Russian астробиоло́гия
  • астробиоло́гия (astrobiológija)astrobiology
Turkish astrobiyoloji
  • astrobiyolojiastrobiology
Vietnamese sinh học vũ trụ
  • sinh học vũ trụastrobiology
Cite this entry
APA

astrobiology. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/astrobiology

MLA

“astrobiology.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/astrobiology. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “astrobiology,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/astrobiology.

Source: astrobiology on Wiktionary, CC BY-SA 4.0.