heat exchange

13 LETTERS · STARTS WITH H

heat exchange is a valid 13-letter word worth 28 points in Scrabble and 29 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

H4E1A1T1E1X8C3H4A1N1G2E1

4 + 1 + 1 + 1 + 0 + 1 + 8 + 3 + 4 + 1 + 1 + 2 + 1 =28 PTS

DOUBLE WORD → 56TRIPLE WORD → 84

MEANING

What does heat exchange mean?