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Meaning of BLOWHOLE

Pronunciation:  'blow`howl

 
WordNet Dictionary
 
 Definition: 
  1. [n]  a hole for the escape of gas or air
  2. [n]  the spiracle of a cetacean located far back on the skull
 

BLOWHOLE is a 8 letter word that starts with B.

 

 Synonyms: vent, venthole
 
 See Also: air duct, air passage, airway, blower, cetacean, cetacean mammal, hole, smoke hole, spiracle

 

 

Webster's 1913 Dictionary
 
 Definition: 
\Blow"hole`\, n.
1. 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.

2. 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.

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

4. (Founding) An air hole in a casting.

 
Thesaurus Terms
 
 Related Terms: air duct, air hole, air passage, air shaft, air tube, airway, armhole, avenue, breathing hole, bullet-hole, bunghole, channel, chute, cringle, deadeye, debouch, door, egress, emunctory, escape, estuary, exhaust, exit, eye, eyelet, floodgate, flume, gasket, grommet, guide, keyhole, knothole, loop, loophole, louver, louverwork, manhole, mousehole, naris, nostril, opening, out, outcome, outfall, outgate, outgo, outlet, peephole, pigeonhole, pinhole, placket, placket hole, pore, port, porthole, punch-hole, sally port, shaft, sluice, spilehole, spiracle, spout, tap, touchhole, transom, vent, ventage, venthole, ventiduct, ventilating shaft, ventilator, vomitory, way out, weir, wind tunnel
 

 

 

 

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