terra alba

[al-buh, awl-]

noun

any of various white, earthy or powdery substances, as pipe clay, gypsum, kaolin, or magnesia.

Origin of terra alba

1870–75; < Latin: white earth
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for terra alba

terra alba

noun

a white finely powdered form of gypsum, used to make paints, paper, etc
any of various other white earthy substances, such as kaolin, pipeclay, and magnesia

Word Origin for terra alba

from Latin, literally: white earth
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012