| picrotoxin | <chemistry> A bitter white crystalline substance found in the cocculus indicus. It is a peculiar poisonous neurotic and intoxicant, and consists of a mixture of several neutral substances. Origin: Gr. Bitter + toxic + -in. Source: Websters Dictionary (01 Mar 1998) |
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| picrotoxinin | C15H16O6;a lactone breakdown product of picrotoxin; pharmacological properties resemble those of picrotoxin. (05 Mar 2000) |