periscope


peri·scope

noun \ˈper-ə-ˌskōp\

Definition of PERISCOPE

: a tubular optical instrument containing lenses and mirrors by which an observer obtains an otherwise obstructed field of view

Illustration of PERISCOPE

Origin of PERISCOPE

International Scientific Vocabulary
First Known Use: 1879

Other Nautical Terms

avast, aweigh, flotsam, jib, keel, lee, port, starboard, stay

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