Term: blowhole: the spiracle of a cetacean located far back on the skull
Broader: spiracle: a breathing orifice | Unrelated: thin-shelled mussel: mussel with thin fragile shells having only rudimentary hinge teeth
Broader: spiracle: a breathing orifice | Unrelated: clonus: convulsion characterized by alternating contractions and relaxations
Broader: spiracle: a breathing orifice | Unrelated: visual purple: a red photopigment in the retinal rods of vertebrates; dissociates into retinene by light
Broader: spiracle: a breathing orifice | Unrelated: barbados cherry: tropical American shrub bearing edible acid red fruit resembling cherries
Broader: spiracle: a breathing orifice | Unrelated: cruller: small friedcake formed into twisted strips and fried; richer than doughnuts
Broader: spiracle: a breathing orifice | Unrelated: resistor: an electrical device that resists the flow of electrical current
Broader: spiracle: a breathing orifice | Unrelated: vanilla: any of numerous climbing plants of the genus Vanilla having fleshy leaves and clusters of large waxy highly fragrant white or green or topaz flowers
Broader: spiracle: a breathing orifice | Unrelated: fact: an event known to have happened or something known to have existed
Broader: spiracle: a breathing orifice | Unrelated: polar hare: a large hare of northern North America; it is almost completely white in winter
Broader: spiracle: a breathing orifice | Unrelated: disapproval: the act of disapproving or condemning