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range finder

American  
Or rangefinder

noun

  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.


Etymology

Origin of range finder

First recorded in 1870–75


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Today, the company’s products, including an AI-driven app and range finder, act as a virtual caddie, one that recommends the club you should use and the optimal landing area for each shot.

From The Wall Street Journal ● Apr. 10, 2026

Without proper training, the same dilemma facing Sergeant Pysanka’s unit and their lone range finder will be pervasive on a much larger scale.

From New York Times ● Jun. 6, 2022

He began designing and selling his own accessory that allowed gun owners to add lights, a range finder and lasers onto the rifle.

From Seattle Times ● May 28, 2022

“I lost 30 pounds. You have to understand technology, too—ShotLink, how to use a range finder properly. There’s no excuse anymore for a bad yardage or a bad read.”

From Golf Digest ● Apr. 13, 2018

The range finder can also be used as a depleidoscope for transit observations.

From Scientific American Supplement, No. 829, November 21, 1891 by Various

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