noun \ə-ˈsträ-mə-trē\

Definition of ASTROMETRY

:  a branch of astronomy that deals with measurements (as of positions and movements) of celestial bodies
as·tro·me·tric \ˌas-trə-ˈme-trik\ adjective

First Known Use of ASTROMETRY

circa 1859


Next Word in the Dictionary: astron
Previous Word in the Dictionary: astrometeorology
All Words Near: astrometry

Seen & Heard

What made you want to look up astrometry? Please tell us where you read or heard it (including the quote, if possible).