English Explanatory Dictionary

astronomy

English dictionary entry

Meanings

noun
  1. The study of the physical universe beyond the Earth's atmosphere, including the process of mapping locations and properties of the matter and radiation in the universe.
  2. Astrology.

Pronunciation

/əˈstɹɑn.ə.mi/ /æsˈtɹɑn.ə.mi/ en-us-astronomy.ogg /asʈro.nɔmi/ /əsˈʈrɔnəmi/

Word forms

astronomy astronomies

Etymology

From Middle English astronomie, astronemy, from Old French astronomie, equivalent to astro- + -nomy. Displaced native Old English tungolcræft.

Synonyms

astronomy

Related words

astral astrologist astrology astrometry astronomer astronomical astronomically astrophysics cosmology uranology starlore celestial body star planet moon asteroid comet black hole constellation galaxy aberration astronomical unit eclipse meridian occultation orbit parallax perihelion spectrum right ascension zenith coronagraph spectrograph spectroheliograph telescope interferometer observatory :Category:Astronomy Appendix:List of astronomical terms

Derived words

archaeastronomy archaeoastronomy archeoastronomy astronomer astronomess astronomick astronomist bioastronomy ethnoastronomy paleoastronomy
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