range finder

or rangefinder

  1. 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.

Origin of range finder

First recorded in 1870–75

Words Nearby range finder

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use range finder in a sentence

British Dictionary definitions for rangefinder


/ (ˈreɪndʒˌfaɪndə) /

  1. an instrument for determining the distance of an object from the observer, esp in order to sight a gun or focus a camera

  2. another word for tacheometer

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