meridian circle

noun Astronomy.

a transit instrument provided with a graduated vertical scale, used to measure the declinations of heavenly bodies and to determine the time of meridian transits.

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Words nearby meridian circle

mericarp, merida, meriden, meridian, meridian angle, meridian circle, meridional, meridional aberration, merilee, merina, mering

Origin of meridian circle

First recorded in 1540–50

Also called circle, transit circle, transit instrument.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for meridian circle

Was he not drowsing over his eyepiece in the meridian-circle room?
The Man Who Rocked the Earth|Arthur Train

British Dictionary definitions for meridian circle

meridian circle

noun

an instrument used in astronomy for determining the declination and right ascension of stars. It consists of a telescope attached to a graduated circle

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012