Astrometry

//əˈstɹɒmətɹi// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The branch of astronomy that deals with the measurement of the positions and motions of celestial bodies, particularly stars. uncountable, usually
  2. 2
    the branch of astronomy that deals with the measurement of the position and motion of celestial bodies wordnet

Etymology

From astro- + -metry.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.