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Nostril vs Blowhole - What's the difference?

nostril | blowhole |

As nouns the difference between nostril and blowhole

is that nostril is either of the two orifices located on the nose (or on the beak of a bird); used as a passage for air and other gases to travel the nasal passages while blowhole is the spiracle, on the top of the head, through which cetaceans breathe.

nostril

English

(wikipedia nostril)

Noun

(en noun)
  • Either of the two orifices located on the nose (or on the beak of a bird); used as a passage for air and other gases to travel the nasal passages.

    • Synonyms

    * naris * nosehole

    References

    * *

    blowhole

    English

    Noun

    (en noun)
  • The spiracle, on the top of the head, through which cetaceans breathe.
  • A vent for the escape of gas.
  • A top-facing opening to a cavity in the ground very near an ocean's shore, that leads to a marine cave from which wave water and/or bursts of air are expelled.
  • An unintended cavity filled with air in a casting product.
  • A vertical opening in the top of computer cases, that let hot air, primarily from the CPU heat sink, escape quickly.