from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A blue to green pigment consisting of a variable mixture of cobalt oxide and alumina.
  • n. A moderate to deep vivid blue or greenish blue.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. a deep blue pigment derived from cobalt; zaffre
  • adj. The color of the pigment zaffre.

from the GNU version of the Collaborative International Dictionary of English

  • n. a dark blue pigment consisting of some salt of cobalt, as the phosphate, ignited with alumina; -- called also cobalt ultramarine, and Thenard's blue.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. greenish-blue pigment consisting essentially of cobalt oxide and alumina
  • n. a shade of blue tinged with green


Sorry, no etymologies found.


  • Reaching into the cobalt blue velvet cape she wore against the late spring’s still-cool breezes, Rowena withdrew a small iron cleaver that she’d smuggled from the kitchen.


  •  As far as the eye could see there was nothing but mile upon mile of never-ending sand, burning golden-red against the cobalt blue sky.

    Falcon's Prey

  • Theme colors are bright, bold colors like fire-truck red and cobalt blue highlighted with metallic colors like silver and gold.

    pottytrain your child in just one day

  • You lay down a wash of cobalt blue on a good white paper like a 240-pound cold-pressed D'Arches.

    The Empress File


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