Dean instinctively sniffed the air for the smell of cordite but his nostrils picked up only the scent of alcohol.
A whiff of something dead assailed her nostrils, causing her stomach to turn.
He shall be anointed in the following places: the eyes, ears, nostrils, mouth, hands, feet, reins.
When overtaken by a dust-storm it falls on its knees, and stretching its neck along the sand, closes its nostrils and remains thus motionless till the atmosphere clears; and in this position it affords some shelter to its driver, who, wrapping his face in his mantle, crouches behind his beast.
The outer nares or nostrils are most variable in size and shape.
How would you define nostrils? Add your definition here.