The diminishing of pigment in hair producing a range of colors from normal to white that is perceived as gray.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Examples from the Web for canities

Historical Examples of canities

  • It is common to advancing years (canities senilis); it is seen also exceptionally in early life (canities præmatura).

    Essentials of Diseases of the Skin

    Henry Weightman Stelwagon