aiming circle

noun

Definition of aiming circle 

: an instrument for measuring horizontal and vertical angles and magnetic azimuths in determining gunnery data and laying guns and in artillery surveying

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First Known Use of aiming circle

1916, in the meaning defined above

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Dictionary Entries near aiming circle

aimak

Aimara

aim high

aiming circle

aiming point

aiming stake

aimless

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The first known use of aiming circle was in 1916

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