from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Powdered barium sulfate used as a base for watercolor pigments and as a filler in paper.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a white insoluble radiopaque powder used as a pigment
French : blanc, white + fixe, fixed.(American Heritage® Dictionary of the English Language, Fourth Edition)