{{wiktionary|blowhole}}
'''Blowhole''' may refer to: *Blowhole (anatomy), the hole at the top of a whale's or other cetacean's head *Blowhole (geology), a hole at the inland end of a sea cave **Kiama Blowhole in Kiama, Australia **The Blow Hole, a marine passage between Minstrel and East Cracroft Islands in the Central Coast of British Columbia, Canada *Blowhole Diversion Tunnel in Victoria, Australia *A type of casting defect in metalworking
==See also== *:Category:Blowholes
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