periscope

Definition

A form of viewing device that allows the viewer to see things at a different height level and usually with minimal visibility.

Etymology

Formed in English from peri- + -scope.

Example Sentences

• "The waters grew suddenly lighter, and my spirits rose accordingly. I shouted down to those below that I saw daylight ahead, and a great shout of thanksgiving reverberated through the ship. A moment later we emerged into sunlit water, and immediately I raised the periscope and looked about me upon the strangest landscape I had ever seen."
• "[…] will show it not only enlarging the periscope of knowledge, but contributing to the amelioration of the condition of unfortunate and suffering humanity […]"

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