PERISCOPE • E-FREE TRANSLATION.COM • Definition of Periscope

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noun

Periscope n.

A general or comprehensive view. (archaic)

An optical instrument of tubular shape containing an arrangement of lenses and mirrors (or prisms), allowing a person to observe a field of view otherwise obstructed, as beyond an obstructing object or (as in submarines) above the surface of the water.

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Etymology of 'Periscope'

Collaborative International Dictionary of English 0.48

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"Periscope" Quotes from Famous Books

... of a periscope arrangement that let no betraying light escape to the outside, they watched the endless lines of illuminating globes slip by beneath them. Weirdly vast and shadowy in the upper reaches, the latticed supporting columns on either side ...

— The Copper-Clad World • Harl Vincent

... was a crash-crash of heavy, guns as the starboard turret forward aboard the Lawrence poured forth a salvo. Jack wheeled about suddenly. Across the sea he made out what he felt sure was a periscope of a ...

— The Boy Allies with Uncle Sams Cruisers • Ensign Robert L. Drake

... behind and over obstacles. There are three distinct phases of this feature of the training: (1.) The thrower sees the target but must throw over an obstacle. (2.) The target is invisible; the thrower is aided by an observer and a periscope; the observer notes the fall of the grenades and gives directions as follows—"So many yards right or left" or "Shorten or lengthen so many yards." (3.) Actual throwing in trenches. This stage immediately precedes that of ...

— Military Instructors Manual • James P. Cole and Oliver Schoonmaker

... we would probably all have to keep our clothes on all night and keep our life belts on and I asked him if they was much danger with all them convoys guarding us and he says the subs might fire a periscope right between two of the convoys and hit our ship and maybe the convoys might get them afterwards but then it ...

— The Real Dope • Ring Lardner

... therefore, to prevent the submarine from using its periscope for fear of attack by bomb or ram from small craft, and this method of defense for the shipping and offense against the submarine requires small ...

— The Life and Letters of Walter H. Page, Volume II • Burton J. Hendrick

... instant the attention of all was drawn to a man, who, after peering through some form of a periscope for a moment, had uttered a surprised exclamation. Instantly the Japanese man sprang to a strangely built rifle which lay against the wall. This he fitted into a frame beside the periscope and thrust its long barrel apparently through the ceiling of the compartment and into the water above. ...

— Triple Spies • Roy J. Snell

... for the Distinguished Service Order. The captain's report, which I read, is terse, and needs to be visualized. There is simply a statement of the latitude and longitude, the time of day, the fact that the wave of a periscope was sighted at 1,500 yards by the quartermaster first class on duty; general quarters rung, the executive officer signals full speed ahead, the commanding officer takes charge and manoeuvres for position—and then ...

— The Crossing • Winston Churchill

Words linked to "Periscope" : pigboat, U-boat, optical instrument, submarine, sub