n.
Pronunciation: ' ä-p ə -r ə nt
Function: adjective
Date: 15th century
1 : functioning or tending to produce effects : EFFECTIVE <an operant conscience>
2 : of or relating to the observable or measurable
3 : of, relating to, or being an operant or operant conditioning < operant behavior>
– op · er · ant · ly adverb