from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Clay, especially a white clay used by potters.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. potter's clay.
from the GNU version of the Collaborative International Dictionary of English
- n. Clay, or potter's earth; sometimes pure clay, or alumina. See clay.
from The Century Dictionary and Cyclopedia
- n. Potters' clay.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a white clay (especially a white clay used by potters)
Middle English argilla, from Latin, from Greek argillos; see arg- in Indo-European roots.(American Heritage® Dictionary of the English Language, Fourth Edition)
Ultimately from Ancient Greek ἄργιλλος. (Wiktionary)