- acraein
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n. [Gr. akrasia, bad mixture](ARTHROPODA: Insecta)In Lepidoptera, a secretion of certain butterflies of protective or distasteful function.
Online Dictionary of Invertebrate Zoology. A.R. Maggenti and S.L. Gardne. 2005.
Online Dictionary of Invertebrate Zoology. A.R. Maggenti and S.L. Gardne. 2005.