What does terra alba mean?
• TERRA ALBA (noun) The noun TERRA ALBA has 3 senses: 1. finely pulverized gypsum used especially as a pigment 2. fine white clay used in making tobacco pipes and pottery and in whitening leather 3. a fine usually white clay formed by the weathering of aluminous minerals (as feldspar); used in ceramics and as an absorbent and as a filler (e.g., in paper) Familiarity information: TERRA ALBA used as a noun is uncommon.