BLOWHOLE

Pronunciation (US):

(GB):

 Dictionary entry overview: What does blowhole mean? 

• BLOWHOLE (noun)
  The noun BLOWHOLE has 2 senses:

1. the spiracle of a cetacean located far back on the skull

2. a hole for the escape of gas or air

  Familiarity information: BLOWHOLE used as a noun is rare.

 Dictionary entry details 

• BLOWHOLE (noun)

Sense 1

Meaning:

The spiracle of a cetacean located far back on the skull

Classified under:

Nouns denoting body parts

Hypernyms ("blowhole" is a kind of...):

spiracle (a breathing orifice)

Holonyms ("blowhole" is a part of...):

blower; cetacean; cetacean mammal (large aquatic carnivorous mammal with fin-like forelimbs no hind limbs, including: whales; dolphins; porpoises; narwhals)

Sense 2

Meaning:

A hole for the escape of gas or air

Classified under:

Nouns denoting man-made objects

Synonyms:

blowhole; vent; vent-hole; venthole

Hypernyms ("blowhole" is a kind of...):

hole (an opening deliberately made in or through something)

Hyponyms (each of the following is a kind of "blowhole"):

smoke hole (a vent (as in a roof) for smoke to escape)

Holonyms ("blowhole" is a part of...):

air duct; air passage; airway (a duct that provides ventilation (as in mines))