solar thermal system

NOUN
20 LETTERS · STARTS WITH S

solar thermal system is a valid 20-letter word worth 28 points in Scrabble and 30 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
S1O1L1A1R1T1H4E1R1M3A1L1S1Y4S1T1E1M3
1 + 1 + 1 + 1 + 1 + 0 + 1 + 4 + 1 + 1 + 3 + 1 + 1 + 0 + 1 + 4 + 1 + 1 + 1 + 3 =28 PTS
DOUBLE WORD → 56TRIPLE WORD → 84
MEANING

What does solar thermal system mean?

NOUN · 1 SENSE
1

A system that converts sunlight into heat.

BROADER