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astrometry
[ uh-strom-i-tree ]
/ əˈstrɒm ɪ tri /
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noun
the branch of astronomy that deals with the measurement of the positions and motions of the celestial bodies.
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Also called positional astronomy.
OTHER WORDS FROM astrometry
as·tro·met·ric [as-troh-me-trik], /ˌæs troʊˈmɛ trɪk/, as·tro·met·ri·cal, adjectiveWords nearby astrometry
astrolabe, astrology, astromancy, astrometeorology, astrometric binary, astrometry, astron., astronaut, astronautical, astronautics, astronavigation
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use astrometry in a sentence
The earliest claimed exoplanet detections used the astrometry method, but almost none of them held up.
A century of astronomy revealed Earth’s place in the universe|Lisa Grossman|July 21, 2021|Science NewsThe subject of Astrophysics does not admit of so definite a subdivision as that of Astrometry.
British Dictionary definitions for astrometry
astrometry
/ (əˈstrɒmɪtrɪ) /
noun
the branch of astronomy concerned with the measurement of the position and motion of celestial bodies
Derived forms of astrometry
astrometric (ˌæstrəˈmɛtrɪk) or astrometrical, adjectiveCollins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for astrometry
astrometry
[ ə-strŏm′ĭ-trē ]
The scientific measurement of the positions and motions of celestial bodies.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.