- either of the external openings of the nose
- the fleshy wall on either side of the nose: with flaring nostrils
Origin of nostrilMiddle English nosethirl from Old English nosthyrl from nos, for nosu, the nose + thyrel, a hole from thurh, through: see nose and through
Either of the external openings of the nose; a naris.
Origin of nostrilMiddle English nostrille from Old English nosthyrl nosu nose ; see nas- in Indo-European roots. thyrl hole ; see terə-2 in Indo-European roots.