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borescope

American

[bawr-skohp, bohr-] / ˈbɔrˌskoʊp, ˈboʊr- /

noun

Optics.

an instrument using optical fibers for the visual inspection of narrow cavities, as the bore of a gun.

Etymology

Origin of borescope

First recorded in 1955–60; bore ² + -scope

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.

The detail in these checks has to be seen to be believed, right down to borescope inspections of wheel bearings.

From BBC • Nov. 11, 2019

As workers were snaking a flexible borescope camera through inaccessible areas of the plane, they spotted a pair of pliers underneath the instrument panel.

From Washington Post • Jun. 27, 2016

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023