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mandelic acid

American  
[man-del-ik, -dee-lik] / mænˈdɛl ɪk, -ˈdi lɪk /

noun

Chemistry.
  1. any of three stereoisomeric acids having the formula C 8 H 8 O 3 , especially dl-mandelic acid, a white, crystalline, slightly water-soluble solid obtainable from amygdalin: used chiefly in medicine as an antiseptic.


Etymology

Origin of mandelic acid

1835–45; < German Mandel almond + -ic