O·cher, O·chre n.
1. Min. (a) A impure earthy ore of iron or a ferruginous clay, usually red (hematite) or yellow (limonite), -- used as a pigment in making paints, etc. The name is also applied to clays of other colors. (b) A metallic oxide occurring in earthy form; as, tungstic ocher or tungstite.
◄ ►
ochre
adj : of a moderate orange-yellow color [syn: ocher]
n 1: any of various earths containing silica and alumina and
ferric oxide; used as a pigment [syn: ocher]
2: a moderate yellow-orange to orange color [syn: ocher]