nostril

 
Pronunciation: /ˈnɒstr(ə)l/

noun

  • either of two external openings of the nasal cavity in vertebrates that admit air to the lungs and smells to the olfactory nerves.

Derivatives

nostrilled

adjective

Origin:

Old English nosterl, nosthyrl, from nosu 'nose' + thȳr(e)l 'hole'