adjective Zoology.

colored or constructed in a way that indicates special capabilities for defense.

Origin of aposematic

First recorded in 1885–90; apo- + sematic
Related formsap·o·se·mat·i·cal·ly, adverb
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British Dictionary definitions for aposematic



(of the coloration of certain distasteful or poisonous animals) characterized by bright conspicuous markings, which predators recognize and learn to avoid; warning

Word Origin for aposematic

C19: from apo- + Greek sēma sign
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