- Opening in the roof of a cave, cavern or other underground void through which air is sucked in and expelled in a rhythmic manner similar to inhalation and exhalation of breath . Related to blow hole and steam hole.Synonyms: (French.) trou souffleur; (German.) Luftloch, (Greek.) anapnéousa opí spiléou; (Spanish.) respirador; (Turkish.) esintili delik.
A Lexicon of Cave and Karst Terminology with Special Reference to Environmental Karst Hydrology. Courtesy of the author & The Karst Waters Institute. 2002.
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breathing hole — noun (Can) An opening in the ice for a submerged animal to breathe • • • Main Entry: ↑breathe * * * breathing hole, 1. a hole in the ice where an aquatic animal, such as a seal, comes up to breathe. 2. a vent for air, such as in a cask … Useful english dictionary
breathing-hole — n. Vent hole … New dictionary of synonyms
spout hole — breathing hole of a marine mammal; opening for removing liquid … English contemporary dictionary
air hole — Synonyms and related words: CAT, aerospace, aerosphere, air duct, air passage, air pocket, air shaft, air tube, airspace, airway, armhole, blowhole, breathing hole, bullet hole, bump, bunghole, ceiling, cringle, crosswind, deadeye, empty space,… … Moby Thesaurus
vent-hole — n. Opening, hole, breathing hole, vent … New dictionary of synonyms
seal hole — noun : a breathing hole made in the ice by a seal … Useful english dictionary
Liquid breathing — Intervention MeSH D021061 Liquid breathing is a form of respiration in which a normally air breathing organism breathes an oxygen rich liquid (such as a perfluorocarb … Wikipedia
blow|hole — «BLOH HOHL», noun. 1. a hole for breathing, in the top of the head of whales, porpoises, and dolphins. 2. a hole in the ice to which whales, seals, and walruses come to breathe. 3. a hole through which air or gas escapes or can escape. 4. a… … Useful english dictionary
Band-Aid Covers the Bullet Hole — Infobox Television episode | Title = Band Aid Covers the Bullet Hole Series = Grey s Anatomy Season = 2 Episode = 20 Guests = Sara Ramirez (Dr. Callie Torres), Jeffrey Dean Morgan (Denny Duquette), Natalie Cole (Sylvia Booker), Teddy Dunn (Heath… … Wikipedia
blow·hole — /ˈbloʊˌhoʊl/ noun, pl holes [count] 1 : a hole that is on the top of a whale or related animal s head and is used by the animal for breathing 2 : a hole in the ice to which seals and other animals that are living in the water under the ice come… … Useful english dictionary