PORTHOLE

Porthole

A porthole is a generally circular window used on the hull of ships to admit light and air. Porthole is an abbreviated term for "port hole window". Though the term is of obvious maritime origin, it is also used to describe round windows on armored vehicles, aircraft, automobiles and even spacecraft.

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porthole

Noun

  1. A circular window set in the hull of a ship.


The above text is a snippet from Wiktionary: porthole
and as such is available under the Creative Commons Attribution/Share-Alike License.

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