anaesthetize

VERB /ə'nɛsθɪ,taɪz/
12 LETTERS · 4 SYLLABLES · STARTS WITH A

anaesthetize is a valid 12-letter word worth 24 points in Scrabble and 24 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
A1N1A1E1S1T1H4E1T1I1Z10E1
1 + 1 + 1 + 1 + 1 + 1 + 4 + 1 + 1 + 1 + 10 + 1 =24 PTS
DOUBLE WORD → 48TRIPLE WORD → 72
MEANING

What does anaesthetize mean?