English

Definition of astrometry noun from the Oxford Advanced Learner's Dictionary

 

astrometry

 noun
noun
BrE BrE//əˈstrɒmətri//
 
; NAmE NAmE//əˈstrɑːmətri//
 
[uncountable] (astronomy)
 
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the measurement of the position, movement and size of stars
See the Oxford Advanced American Dictionary entry: astrometry