Pronunciation: ' dü-pli- ˌ k ā t also ' dyü-
Function: verb
Inflected Form: -cat · ed ; -cat · ing
Date: 15th century
transitive verb
1 : to make double or twofold
2 a : to make a copy of <a cell duplicate s itself when it divides> b : to produce something equal to <trying to duplicate last year's success> c : to do over or again often needlessly < duplicated effort>
intransitive verb : to become duplicated also : REPEAT
– du · pli · ca · tive \ - ˌ k ā -tiv \ adjective