Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of rock is as below...

Chip :: Chip (v. t.) To break or crack, or crack off a portion of, as of an eggshell in hatching, or a piece of crockery..

Leucoxene :: Leucoxene (n.) A nearly opaque white mineral, in part identical with titanite, observed in some igneous rocks as the result of the alteration of titanic iron..

Chain Wheel :: Chain wheel () A chain pulley, or sprocket wheel..

Rockless :: Rockless (a.) Being without rocks.

Mastodonsaurus :: Mastodonsaurus (n.) A large extinct genus of labyrinthodonts, found in the European Triassic rocks..

Boulder :: Boulder (n.) A mass of any rock, whether rounded or not, that has been transported by natural agencies from its native bed. See Drift..

Shale :: Shale (n.) A fine-grained sedimentary rock of a thin, laminated, and often friable, structure..

Alum Shale :: Alum shale () A variety of shale or clay slate, containing iron pyrites, the decomposition of which leads to the formation of alum, which often effloresces on the rock..

Chrysolite :: Chrysolite (n.) A mineral, composed of silica, magnesia, and iron, of a yellow to green color. It is common in certain volcanic rocks; -- called also olivine and peridot. Sometimes used as a gem. The name was also early used for yellow varieties of tourmaline and topaz..

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..

Sharock :: Sharock (n.) An East Indian coin of the value of 12/ pence sterling, or about 25 cents..

Fahlband :: Fahlband (n.) A stratum in crystalline rock, containing metallic sulphides..

Buhrstone :: Buhrstone (n.) A cellular, flinty rock, used for mill stones..

Rocketed :: Rocketed (imp. & p. p.) of Rocke.

Subhumerate :: Subhornblendic (a.) Containing hornblende in a scattered state; of or relating to rocks containing disseminated hornblende.

Amygdaloid :: Amygdaloid (n.) A variety of trap or basaltic rock, containing small cavities, occupied, wholly or in part, by nodules or geodes of different minerals, esp. agates, quartz, calcite, and the zeolites. When the imbedded minerals are detached or removed by decomposition, it is porous, like lava..

Abrade :: Abrade (v. t.) To rub or wear off; to waste or wear away by friction; as, to abrade rocks..

Bed Rock :: Bed rock () The solid rock underlying superficial formations. Also Fig.

Roche Alum :: Roche alum () A kind of alum occuring in small fragments; -- so called from Rocca, in Syria, whence alum is said to have been obtained; -- also called rock alum..

Congreve Rocket :: Congreve rocket () See under Rocket.

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