Origin: Hindi lākh < Sans lākṣā, var. of rākṣā, prob. < IE base *reg-, to color (> Gr regma, colored material); in part via Fr laque < OProv laca < Ar lakk < Pers lak, of same orig.
See lac in American Heritage Dictionary 4
Origin: Dutch lac
Origin: or French laque
Origin: , both from Old French lacce
Origin: , from Medieval Latin lacca
Origin: , from Arabic lakk
Origin: , from Prakrit lakkhā
Origin: , from Sanskrit lākṣā, red dye, resin.
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