blowhole
- noun
- /ˈbloʊhoʊl/
- Specialized
- A column of vapor, the "blow" exits the open blowholes. White on the chin and tail are characteristic of bowheads, and acquired marks along the dorsal surface allow for reidentification of this individual if photographed again.
Examples
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I'm circling the blowhole.
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The blowhole at the beach released a powerful spray of water into the air.
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The lowest tide of the year exposes the mouth of the blowhole... ...which is normally under 15 to 20 feet of water.
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Mechanical properties are degraded by the presence of what what looks like blowholes on the Micron scale.
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Visitors gathered around the blowhole to watch the dramatic eruptions of water.
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During low tide, the blowhole was clearly visible as water gushed out with each wave.
Synonyms
An opening in something, often made by people or nature
A space that lets people move through, for example a door
An opening in clothing like the back of a jacket that lets air in
A narrow crack or gap in solid things like rock and clouds
A long narrow crack in rock or the ground
An opening in a surface or structure, like a hole in a wall
A small hole that lets air move through for breathing or ventilation
A hole that lets air or gas escape from a closed space
A small hole that lets gas or air escape
A hole that forms when wood decays or people dig the ground
Surface Forms
Morphology
Etymology
Blowhole comes from the words blow and hole, with blow meaning 'to push out air' and hole meaning 'a gap'. So a blowhole in rock or metal is a gap where gas or air escapes, which is why people call such gaps 'blowholes'.