Astronomy is the scientific study of the stars, planets, and other natural objects in space.
astronomy in British English
(əˈstrɒnəmɪ)
noun
the scientific study of the individual celestial bodies (excluding the earth) and of the universe as a whole. Its various branches include astrometry, astrodynamics, cosmology, and astrophysics
Word origin
C13: from Old French astronomie, from Latin astronomia, from Greek; see astro-, -nomy
astronomy in American English
(əˈstrɑnəmi)
noun
1.
the science of the universe in which the stars, planets, etc. are studied, including their origins, evolution, composition, motions, relative positions, sizes, etc.
2. Word forms: pluralasˈtronomies
a book or treatise on this
Word origin
ME & OFr astronomie < L astronomia < Gr < astron, star + nomos, law: see -nomy
Examples of 'astronomy' in a sentence
astronomy
It may well have included astronomy and mathematics.
Rutherford, Ward Celtic Mythology (1987)
He is interested in cosmology and astronomy.
Times, Sunday Times (2014)
The new science of radio astronomy was emerging from the wartime studies of radar.
Barrow, John D. The Origin of the Universe (1995)
The link between astronomy and astrology could no longer be taken for granted.
The Times Literary Supplement (2011)
They imply that the world of physics and astronomy is inexhaustible.
Dyson, Freeman Infinite in All Directions (1989)
This is now arguably the best place in Britain to be studying astronomy and cosmology.
Times, Sunday Times (2007)
First floor, astronomy and space suits.
Times, Sunday Times (2008)
He writes on astronomy and astrology without knowing either'.
The Times Literary Supplement (2012)
The scientific revolution consisted of new knowledge, particularly about physics and astronomy but also about biology and chemistry.
Stearns, Peter N. World History: Patterns of Change and Continuity (1995)
It would mean a complete withdrawal from observational radio astronomy in the UK.
Times, Sunday Times (2008)
His particular expertise was space exploration and astronomy, but he wrote widely on science, aided by an impressive contacts book.
Times, Sunday Times (2016)
They run into the same trap, whether they are making recommendations about astronomy or high-energy physics or computers or nuclear power or plasma physics.
Dyson, Freeman Infinite in All Directions (1989)
Q WHAT made you interested in physics and astronomy?
The Sun (2010)
Quotations
observatory: a place where astronomers conjecture away the guesses of their predecessorsAmbrose BierceThe Devil's Dictionary
In other languages
astronomy
British English: astronomy /əˈstrɒnəmɪ/ NOUN
Astronomy is the scientific study of the stars, planets, and other natural objects in space.
American English: astronomy
Arabic: عِلْمُ الفَلَك
Brazilian Portuguese: astronomia
Chinese: 天文学
Croatian: astronomija
Czech: astronomie
Danish: astronomi
Dutch: astronomie
European Spanish: astronomía
Finnish: tähtitiede
French: astronomie
German: Astronomie
Greek: αστρονομία
Italian: astronomia
Japanese: 天文学
Korean: 천문학
Norwegian: astronomi
Polish: astronomia
European Portuguese: astronomia
Romanian: astronomie
Russian: астрономия
Latin American Spanish: astronomía
Swedish: astronomi
Thai: ดาราศาสตร์
Turkish: astronomi
Ukrainian: астрономія
Vietnamese: thiên văn học
All related terms of 'astronomy'
radar astronomy
the use of radar to map the surfaces of the planets , their satellites , and other bodies
radio astronomy
Radio astronomy is a branch of science in which radio telescopes are used to receive and analyse radio waves from space.
infrared astronomy
the study of radiations from space in the infrared region of the electromagnetic spectrum
neutrino astronomy
the detection of neutrinos emitted by the sun or by supernovae from which information about the solar interior can be obtained
ultraviolet astronomy
the study of radiation from celestial sources in the wavelength range 91.2 to 320 nanometres , 12 to 91.2 nanometres being the extreme ultraviolet range
X-ray astronomy
the branch of astronomy concerned with the detection and measurement of X-rays emitted by certain celestial bodies. As X-rays are absorbed by the atmosphere , satellites and rockets are used
gamma-ray astronomy
the investigation of cosmic gamma rays, such as those from quasars
National Radio Astronomy Observatory
an observatory founded in 1956 by the National Science Foundation , currently with three sites of operation: one near Green Bank , West Virginia , having 300-ft. (91-m) and 140-ft. (43-m) paraboloidal dishes ; one on Kitt Peak in Arizona having a 36-ft. (11-m) radio telescope ; and the Very Large Array in New Mexico
Chinese translation of 'astronomy'
astronomy
(əsˈtrɔnəmɪ)
n(u)
天文学(學) (tiānwénxué)
see also subject word lists:
See PlanetsSee Stars and constellations
Quotation
observatory: a place where astronomers conjecture away the guesses of their predecessors [Ambrose Bierce – The Devil's Dictionary]