- 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
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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
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for sematic
Online Etymology Dictionary, © 2010 Douglas Harper