negative reinforcer

NOUN
19 LETTERS · STARTS WITH N

negative reinforcer is a valid 19-letter word worth 27 points in Scrabble and 32 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
N1E1G2A1T1I1V4E1R1E1I1N1F4O1R1C3E1R1
1 + 1 + 2 + 1 + 1 + 1 + 4 + 1 + 0 + 1 + 1 + 1 + 1 + 4 + 1 + 1 + 3 + 1 + 1 =27 PTS
DOUBLE WORD → 54TRIPLE WORD → 81
MEANING

What does negative reinforcer mean?

NOUN · 1 SENSE
1

A reinforcing stimulus whose removal serves to decrease the likelihood of the response that produced it.