from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun Sedimentary rock composed of fine fragments, as of clay or mud.
from The Century Dictionary.
- noun In petrol., a rock made up of very fine argillaceous sediment. It would include fireclay, brick-clay, fullers' earth, and similar deposits.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun geology A
sedimentary rockcontaining very fine particles
from The American Heritage® Dictionary of the English Language, 4th Edition
[Greek pēlos, clay + –ite.]
Sorry, no example sentences found.