{ n. Also }. [ From NL. Areca, a genus of palms bearing betel nut. ] An oily liquid substance, C8H13O2N, the chief alkaloid of the betel nut, to which the latter owes its anthelmintic action. Syn. -- arecholine; arecaline; methylarecaidin; methyl N-methyltetrahydronicotinate; 1, 2, 5, 6-tetrahydro-1-methyl-3-pyridinecarboxylic acid methyl ester. [ Webster 1913 Suppl. ]
n. [ L. pix, picis, pitch + oleum oil + -ine. ] (Chem.) Any one of three isometric bases (C6H7N) related to pyridine, and obtained from bone oil, acrolein ammonia, and coal-tar naphtha, as colorless mobile liquids of strong odor; -- called also methyl pyridine. [ 1913 Webster ]
a. [ L. saxum a rock + colere to inhabit. ] (Zool.) Stone-inhabiting; pertaining to, or having the characteristics of, the stonechats. [ 1913 Webster ]
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