present participle of umber

(transitive) To give a reddish-brown colour to.

A brown clay, somewhat darker than ochre, which contains iron and manganese oxides. / Alternative form of umbrere / A grayling.

Of a reddish brown colour, like that of the pigment.

plural of umber

simple past tense and past participle of umber

A deep brown colour.

Of a deep brown colour.

A brown pigment obtained from lignite.

plural of burnt umber