range finder
or rangefinder
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noun
any of various instruments for determining the distance from the observer to a particular object, as for sighting a gun or adjusting the focus of a camera.
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Origin of range finder
First recorded in 1870–75
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use range finder in a sentence
"Target—range one eight zero four, azimuth two four oh, elevation one oh seven," the rangefinder reported.
A Question of Courage|Jesse Franklin Bone"Action imminent," Chase ordered, and the rangefinder took up his chant.
A Question of Courage|Jesse Franklin Bone
British Dictionary definitions for range finder
rangefinder
/ (ˈreɪndʒˌfaɪndə) /
noun
an instrument for determining the distance of an object from the observer, esp in order to sight a gun or focus a camera
another word for tacheometer
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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