Meaning of dolomitization

do•lo•mit•i•za•tion

Pronunciation: (dō"lu-mī"tu-zā'shun, -mi-, dol"u-), [key]
— n. Geol.
  1. the conversion of limestone into dolomite.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.