Blowhole

Look up blowhole in Wiktionary, the free dictionary.

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
• Blowhole Diversion Tunnel in Victoria, Australia
• A type of casting defect in metalworking
• The Blow Hole, a marine passage between Minstrel and East Cracroft Islands in the Central Coast of British Columbia, Canada

See also

• Category:Blowholes