Definition of jaw

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Jaw (n.) A notch or opening.

Lern More About Jaw

Pleurodont :: Pleurodont (a.) Having the teeth consolidated with the inner edge of the jaw, as in some lizards..
Whalebone :: Whalebone (n.) A firm, elastic substance resembling horn, taken from the upper jaw of the right whale; baleen. It is used as a stiffening in stays, fans, screens, and for various other purposes. See Baleen..
Premaxilla :: Premaxilla (n.) A bone on either side of the middle line between the nose and mouth, forming the anterior part of each half of the upper jawbone; the intermaxilla. In man the premaxillae become united and form the incisor part of the maxillary bone..
Chilopoda :: Chilopoda (n. pl.) One of the orders of myriapods, including the centipeds. They have a single pair of elongated legs attached laterally to each segment; well developed jaws; and a pair of thoracic legs converted into poison fangs. They are insectivorous, very active, and some species grow to the length of a foot..
Law-fall :: "Law-fall (n.) Depression of the jaw; hence, depression of spirits..
Mosasauria :: Mosasauria (n. pl.) An order of large, extinct, marine reptiles, found in the Cretaceous rocks, especially in America. They were serpentlike in form and in having loosely articulated and dilatable jaws, with large recurved tteth, but they had paddlelike feet. Some of them were over fifty feet long. They are, essentially, fossil sea serpents with paddles. Called also Pythonomarpha, and Mosasauria..
Supramaxillary :: Supramaxilla (n.) The upper jaw or maxilla.
Macrognathic :: Macrognathic (a.) Long-jawed.
Jawed :: Jawed (imp. & p. p.) of Ja.
Walrus :: Walrus (n.) A very large marine mammal (Trichecus rosmarus) of the Seal family, native of the Arctic Ocean. The male has long and powerful tusks descending from the upper jaw. It uses these in procuring food and in fighting. It is hunted for its oil, ivory, and skin. It feeds largely on mollusks. Called also morse..
Trismus :: Trismus (n.) The lockjaw.
Alligator :: Alligator (n.) A large carnivorous reptile of the Crocodile family, peculiar to America. It has a shorter and broader snout than the crocodile, and the large teeth of the lower jaw shut into pits in the upper jaw, which has no marginal notches. Besides the common species of the southern United States, there are allied species in South America..
Jawed :: "Jawed (a.) Having jaws; -- chiefly in composition; as, lantern-jawed..
Maxilla :: Maxilla (n.) The bone of either the upper or the under jaw.
Pedicellaria :: Pedicellaria (n.) A peculiar forcepslike organ which occurs in large numbers upon starfishes and echini. Those of starfishes have two movable jaws, or blades, and are usually nearly, or quite, sessile; those of echini usually have three jaws and a pedicel. See Illustration in Appendix..
V Hook :: V hook () A gab at the end of an eccentric rod, with long jaws, shaped like the letter V..
Maxillary :: Maxillary (a.) Pertaining to either the upper or the lower jaw, but now usually applied to the upper jaw only..
Hamster :: Hamster (n.) A small European rodent (Cricetus frumentarius). It is remarkable for having a pouch on each side of the jaw, under the skin, and for its migrations..
Gena :: Gena () The part of the head to which the jaws of an insect are attached.
Symphysotomy :: Symphysis (n.) The union or coalescence of bones; also, the place of union or coalescence; as, the symphysis of the lower jaw. Cf. Articulation..
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