Dictionary (n. pl.) The nostrils or nasal openings, -- the anterior nares being the external or proper nostrils, and the posterior nares, the openings of the nasal cavities into the mouth or pharynx.Thesaurus antlia beak beezer bill bugle conk muffle muzzle neb nib nose nostrils nozzle olfactories olfactory area olfactory cell olfactory nerves olfactory organ olfactory pit pecker proboscis rhinarium rostrum schnozzle smeller snoot snout trunk |