raw umber


raw umber

noun

  1. See under umber(def 1).

noun

  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. Ichthyology. the European grayling, Thymallus thymallus.
  4. North England Dialect. shade; shadow.

adjective

  1. of the color umber.

verb (used with object)

  1. to color with or as if with umber.

noun

  1. any of various natural brown earths containing ferric oxide together with lime and oxides of aluminium, manganese, and siliconSee also burnt umber
  2. any of the dark brown to greenish-brown colours produced by this pigment
  3. short for umber moth
  4. obsolete
    1. shade or shadow
    2. any dark, dusky, or indefinite colour

adjective

  1. of, relating to, or stained with umber
n.

brown earthy pigment, 1560s, from Middle French ombre (in terre d’ombre), or Italian ombra (in terra di ombra), both from either Latin umbra “shade, shadow” (see umbrage) or from Umbra, fem. of Umber “belonging to Umbria,” region in central Italy from which the coloring matter first came. Burnt umber, specially prepared and redder in color, is attested from c.1650.

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