sex-change operation

NOUN
20 LETTERS · STARTS WITH S

sex-change operation is a valid 20-letter word worth 33 points in Scrabble and 37 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
S1E1X8-0C3H4A1N1G2E1O1P3E1R1A1T1I1O1N1
1 + 1 + 8 + 0 + 3 + 4 + 1 + 1 + 2 + 1 + 0 + 1 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 1 =33 PTS
DOUBLE WORD → 66TRIPLE WORD → 99
MEANING

What does sex-change operation mean?

NOUN · 1 SENSE
1

Surgical procedures and hormonal treatments designed to alter a person's sexual characteristics so that the resemble those of the opposite sex.