Longman Dictionary of Contemporary English homepage

Language: Old English
Origin: nosthyrl 'nose-hole'

nostril

noun
     
Related topics: Biology, Human
nos‧tril [countable]
HB one of the two holes at the end of your nose, through which you breathe and smell things:
The smell of gunpowder filled his nostrils.
the horse's flaring nostrils (=widened nostrils)

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