from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Either of the external openings of the nose; a naris.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. 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.
from the GNU version of the Collaborative International Dictionary of English
- n. One of the external openings of the nose, which give passage to the air breathed and to secretions from the nose and eyes; one of the anterior nares.
- n. Perception; insight; acuteness.
from The Century Dictionary and Cyclopedia
- n. One of the external openings of the nose; a nasal orifice; a naris or narial aperture.
- n. Scent.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. either one of the two external openings to the nasal cavity in the nose
Middle English nostrille, from Old English nosthyrl : nosu, nose; see nas- in Indo-European roots + thyrl, hole; see terə-2 in Indo-European roots.(American Heritage® Dictionary of the English Language, Fourth Edition)
From nose + thirl. (Wiktionary)