A·re·co·line n. Also -lin .  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.
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  Lin
       n : United States sculptor and architect whose public works
           include the memorial to veterans of the Vietnam War in
           Washington (born in 1959) [syn: Maya Lin]