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lapactic

American  
[luh-pak-tik] / ləˈpæk tɪk /

adjective

  1. purgative; cathartic.


noun

  1. a lapactic agent; purgative.

Etymology

Origin of lapactic

1745–55; < Greek lapaktikós laxative, equivalent to lapak- (verbid stem of lapássein to evacuate) + -tikos -tic