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Want to find out what does the word periscope mean? We gathered all the possible definitions of the word periscope on our website. Our definition dictionary is updated all the time with new definitions and is ready to help you.


Part of speech: Noun

An instrument consisting of a revolving prism capable of reflecting light from any quarter down an upright tube: used as an outlook ever the water for guiding submarine boats when submerged.

Usage examples "periscope":