Meaning of SEDIMENTARY ROCK in English

SEDIMENTARY ROCK

noun

: rock formed of mechanical, chemical, or organic sediment: as

a. : clastic rock (as conglomerate, sandstone, or shale) formed of fragments of other rock transported from its source and deposited in water

b. : rock (as rock salt or gypsum) formed by precipitation from solution

c. : rock (as limestone) formed from secretions of organisms

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.