astronomer

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UK/əˈstɹɒn.ə.mə/Canada, US/əˈstɹɑ.nə.mɚ/Australia, New Zealand/əˈstɹɔn.ə.mə/

noun

One who studies astronomy, the stars or the physical universe; a scientist whose area of research is astronomy or astrophysics.

Meanings

nounastronomer (plural astronomers)

plural astronomers

  1. astronomyOne who studies astronomy, the stars or the physical universe; a scientist whose area of research is astronomy or astrophysics.

    At the observatory on Mauna Kea on Hawaii, a young astronomer, Heidi Hammel, focuses a huge telescope on the remote planet.

    1990 August, Rick Gore, “Neptune: Voyager's Last Picture Show”, in National Geographic, volume 178, number 2, page 35
    2 more examples

    Pioneering American astronomer Vera Rubin once mentored fellow aspiring female astronomers and advocated for women in science. It’s fitting that the first national US observatory named for a female astronomer is in her honor.

    2020 January 7, Ashley Strickland, “First US observatory named in honor of a female astronomer, Vera Rubin”, in CNN

    But none of those brown dwarfs were speeding along on a trajectory that would carry them out of the galaxy like “runaway” hypervelocity stars observed by astronomers in the last two decades.

    2024 August 21, Ashley Strickland, “An unusual object is moving so fast it could escape the Milky Way. Scientists aren’t certain what it is”, in CNN

    Synonyms: astro-boffin, astronomist

Synonyms & antonyms

nounOne who studies astronomy, the stars or the physical universe; a scientist whose area of research is astronomy or astrophysics.

More synonyms by meaning

nouna physicist who studies astronomy

Similar
uranologiststargazer
Broader

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Middle Englishastronomer
  2. Englishastronomer

From Middle English astronomer, equivalent to astronomy + -er. Displaced native Old English tungolcræftiga.

Full word history & related roots →

Translations

Afrikaans sterrekundige
  • sterrekundigeone who studies astronomy
Ancient Greek ἀστρονόμος
  • ἀστρονόμος (astronómos)one who studies astronomy
Arabic عَالِم فَلَك, فَلَكِي
  • عَالِم فَلَك (ʕālim falak)one who studies astronomy
  • فَلَكِي (falakī)one who studies astronomy
  • فَلَكِيَة (falakiya)one who studies astronomy
Basque astronomo
  • astronomoone who studies astronomy
Brazilian Portuguese astrônomo, astrônoma
  • astrônomoone who studies astronomy
  • astrônomaone who studies astronomy
Bulgarian астроно́м, астроно́мка
  • астроно́м (astronóm)one who studies astronomy
  • астроно́мка (astronómka)one who studies astronomy
Catalan astrònom, astrònoma
  • astrònomone who studies astronomy
  • astrònomaone who studies astronomy
Chinese Mandarin 天文學家 /天文学家
  • 天文學家 /天文学家 (tiānwénxuéjiā)one who studies astronomy
Czech hvězdář, astronom
  • hvězdářone who studies astronomy
  • astronomone who studies astronomy
  • astronomkaone who studies astronomy
Danish astronom
  • astronomone who studies astronomy
Dutch astronoom, sterrenkundige
  • astronoomone who studies astronomy
  • sterrenkundigeone who studies astronomy
Esperanto astronomo, astronomino
  • astronomoone who studies astronomy
  • astronominoone who studies astronomy
Estonian astronoom
  • astronoomone who studies astronomy
European Portuguese astrónomo, astrónoma
  • astrónomoone who studies astronomy
  • astrónomaone who studies astronomy
Finnish tähtitieteilijä, astronomi
  • tähtitieteilijäone who studies astronomy
  • astronomione who studies astronomy
French astronome
  • astronomeone who studies astronomy
German Astronom, Astronomus
  • Astronomone who studies astronomy
  • Astronomusone who studies astronomy
  • Himmelskundlerone who studies astronomy
  • Sternkundigerone who studies astronomy
  • Astronominone who studies astronomy
Greek αστρονόμος
  • αστρονόμος (astronómos)one who studies astronomy
Hebrew אַסְטְרוֹנוֹם, אסטרונוםית
  • אַסְטְרוֹנוֹם (astrónom)one who studies astronomy
  • אסטרונוםית (astrónomit)one who studies astronomy
Hindi खगोल विज्ञानी, खगोलशास्त्री
  • खगोल विज्ञानी (khagol vijñānī)one who studies astronomy
  • खगोलशास्त्री (khagolśāstrī)one who studies astronomy
Hungarian csillagász, csillagásznő
  • csillagászone who studies astronomy
  • csillagásznőone who studies astronomy
Indonesian astronom
  • astronomone who studies astronomy
Irish réalteolaí
  • réalteolaíone who studies astronomy
Italian astronomo, astronoma
  • astronomoone who studies astronomy
  • astronomaone who studies astronomy
Japanese 天文学者
  • 天文学者 (tenmon-gakusha)one who studies astronomy
Korean 천문학자
  • 천문학자 (cheonmunhakja)one who studies astronomy
Latin astrologus, astronomus
  • astrologusone who studies astronomy
  • astronomusone who studies astronomy
Latvian astronoms, astronome
  • astronomsone who studies astronomy
  • astronomeone who studies astronomy
Lithuanian astronomas, astronomienė
  • astronomasone who studies astronomy
  • astronomienėone who studies astronomy
Norwegian Bokmål astronom
  • astronomone who studies astronomy
Persian ستارهشناس, اخترشناس
  • ستارهشناس (setâre-šenâs)one who studies astronomy
  • اخترشناس (axtar-šenâs)one who studies astronomy
  • اخترمار (axtarmâr)one who studies astronomy
Polish astronom, astronomka
  • astronomone who studies astronomy
  • astronomkaone who studies astronomy
Romanian astronom, astronomă
  • astronomone who studies astronomy
  • astronomăone who studies astronomy
Russian астроно́м
  • астроно́м (astronóm)one who studies astronomy
Slovak hvezdár, astronóm
  • hvezdárone who studies astronomy
  • astronómone who studies astronomy
Spanish astrónomo, astrónoma
  • astrónomoone who studies astronomy
  • astrónomaone who studies astronomy
Swedish astronom
  • astronomone who studies astronomy
Tagalog dalubtala
  • dalubtalaone who studies astronomy
Thai นักดาราศาสตร์
  • นักดาราศาสตร์ (nák-daa-raa-sàat)one who studies astronomy
Turkish gök bilimci, astronom
  • gök bilimcione who studies astronomy
  • astronomone who studies astronomy
  • uzay bilimcione who studies astronomy
Ukrainian астроно́м
  • астроно́м (astronóm)one who studies astronomy
Vietnamese nhà thiên văn học
  • nhà thiên văn họcone who studies astronomy
Welsh seronydd, serydd
  • seronyddone who studies astronomy
  • seryddone who studies astronomy

Rhymes & wordplay

Anagrams

Cite this entry
APA

astronomer. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/astronomer

MLA

“astronomer.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/astronomer. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “astronomer,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/astronomer.

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