/um"beuhr/ , n.
1. an earth consisting chiefly of a hydrated oxide of iron and some oxide of manganese, used in its natural state as a brown pigment (raw umber) or, after heating, as a reddish-brown pigment (burnt umber) .
2. the color of such a pigment; dark dusky brown or dark reddish brown.
3. Ichthyol. the European grayling, Thymallus thymallus.
4. North Eng. Dial. shade; shadow.
adj.
5. of the color umber.
v.t.
6. to color with or as if with umber.
[ 1250-1300; ME umbre, umber shade, shadow umbre umbra; in sense "earth" terre d'ombre or It terra di ombra ]