Definify.com
Webster 1913 Edition
Ochre
{
, O′cher
,O′chre
}Noun.
[F.
ocre
, L. ochra
, fr. Gr. [GREEK], from ([GREEK]) pale, pale yellow.] 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