- serving as a sign or warning of danger, as the conspicuous colors or markings of certain poisonous animals.
Origin of sematic
1885–90; < Greek sēmat- (stem of sêma) sign + -ic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for sematic
It will be found that in many cases the argument here made use of applies equally to the origin of cryptic and sematic colours.
- (of the conspicuous coloration of certain animals) acting as a warning, esp to potential predators
C19: from Greek sēma a sign
Word Origin and History for sematic
Online Etymology Dictionary, © 2010 Douglas Harper