'Blowhole' definitions:
Definition of 'blowhole'
From: WordNet
Definition of 'Blowhole'
From: GCIDE
- Blowhole \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. [1913 Webster]
- 2. A nostril or spiracle in the top of the head of a whale or other cetacean. [1913 Webster]
- Note: There are two spiracles or blowholes in the common whales, but only one in sperm whales, porpoises, etc. [1913 Webster]
- 3. A hole in the ice to which whales, seals, etc., come to breathe. [1913 Webster]
- 4. (Founding) An air hole in a casting. [1913 Webster]
Synonyms of 'blowhole'
From: Moby Thesaurus
- 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