- either one of the two external openings to the nasal cavity in the nose
- 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
- (Nostrils) paired openings in the nose where air passes
- (Nostrils) As in humans, birds have paired, external openings to their respiratory systems known as nostrils (or nares). They open into passages in the skull and ultimately lead to the windpipe (trachea). ...
- where the nasal cavity opens into the upper jaw.
- The circular aperture of the nose opening. I hope I don’t need to define this term for all of you!
- A piercing done through the nostril. Should never be pierced with a piercing gun!