[ klärks ]
Any of four levels that mark the invasion of malignant melanoma through the skin layers to the subcutaneous fat layer, each successive level indicating a worsening prognosis.
What’s The #’s Real Name?A hash has referred to stripes on military jackets since as early as 1910. But, in the 1980s, people started using hash to refer to the # symbol.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.