A brown or reddish pigment used in both oil and water
colors, obtained from certain natural clays variously colored by the
oxides of iron and manganese. It is commonly heated or burned before
being used, and is then called burnt umber; when not heated, it is
called raw umber. See Burnt umber, below.
See Grayling, 1.
An African wading bird (Scopus umbretta) allied to the
storks and herons. It is dull dusky brown, and has a large occipital
crest. Called also umbrette, umbre, and umber bird.
Of or pertaining to umber; resembling umber; olive-brown;
dark brown; dark; dusky.
To color with umber; to shade or darken; as, to umber
over one's face.