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periscope

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noun peri·scope \ˈper-ə-ˌskōp\

Simple Definition of periscope

  • : a long tube that contains lenses and mirrors and that is used to look over or around something and especially by a person in a submarine to see above the surface of the water

Full Definition of periscope

  1. :  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


PERISCOPE Defined for Kids

periscope

play
noun peri·scope \ˈper-ə-ˌskōp\

Definition of periscope

  1. :  an instrument containing lenses and mirrors by which a person (as on a submarine) can get a view that would otherwise be blocked





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