| roccellic | <chemistry> Pertaining to, or designating, a dibasic acid of the oxalic series found in archil (Roccella tinctoria, etc), and other lichens, and extracted as a white crystalline substance C17H32O4. Origin: F. Roccellique, fr. Roccelle archil, It. & NL. Roccella, fr. It. Rocca a rock, because archil grows on rock. Source: Websters Dictionary (01 Mar 1998) |
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