BLOWHOLE • FREE TRANSLATOR.ORG • Definition of Blowhole

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/blˈoʊhˌoʊl/ Listen

noun

Blowhole n.

A cavern in a cliff, at the water level, opening to the air at its farther extremity, so that the waters rush in with each surge and rise in a lofty jet from the extremity.

A nostril or spiracle in the top of the head of a whale or other cetacean. Note: There are two spiracles or blowholes in the common whales, but only one in sperm whales, porpoises, etc.

A hole in the ice to which whales, seals, etc., come to breathe.

(Founding) An air hole in a casting.

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Etymology of 'Blowhole'

Collaborative International Dictionary of English 0.48

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"Blowhole" Quotes from Famous Books

... the passage of air.] Airpipe. — N. air pipe, air tube; airhole[obs3], blowhole, breathinghole[obs3], venthole; shaft, flue, chimney, funnel, vent, nostril, nozzle, throat, weasand[obs3], trachea; bronchus, bronchia[Med]; larynx, tonsils, windpipe, spiracle; ventiduct[obs3], ventilator; louvre, jalousie, Venetian blinds; blowpipe &c. ...

— Roget's Thesaurus