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The Collaborative International Dictionary
Aposematic

Aposematic \Ap`o*se*mat"ic\, a. [Pref. apo- + sematic.] (Zo["o]l.) Having or designating conspicuous or warning colors or structures indicative of special means of defense against enemies, as in the skunk. [Webster 1913 Suppl.] ||

Wiktionary
aposematic

a. (context zoology of a coloration or marking English) That serves as a warning to predators, as of toxicity, especially falsely.

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