periscopic
Americanadjective
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Optics. (of certain lenses in special microscopes, cameras, etc.) giving distinct vision obliquely, or all around, as well as, or instead of, in a direct line.
-
pertaining to periscopes or their use.
adjective
Other Word Forms
- periscopically adverb
Etymology
Origin of periscopic
1795–1805; < Greek periskop ( eîn ) to look about ( see peri-, -scope) + -ic
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.
Apple’s patent application includes a movable mirror inside a periscopic device featuring zoom lens elements.
From Forbes • Feb. 16, 2015
Even on a clear day the maximum periscopic range of a submarine's vision is only five nautical miles.
From Time Magazine Archive
The periscopic gun sight and the controls were on a level with the operator's eyes.
From The Airlords of Han by Paul, Frank R.
He had perfected a system of periscopic vision, which enabled the pilot to see the entire outside surfaces of the shell, and to look toward any point of the heavens without interference.
From Skylark Three by Wessolowski, Hans Waldemar
"I believe so, sir," answered the other officer, at the screens of the six periscopic devices which covered the full sphere of vision.
From Spacehounds of IPC by Smith, E. E. (Edward Elmer)
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
