subsystem

NOUN
9 LETTERS · STARTS WITH S

subsystem is a valid 9-letter word worth 16 points in Scrabble and 18 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
S1U1B3S1Y4S1T1E1M3
1 + 1 + 3 + 1 + 4 + 1 + 1 + 1 + 3 =16 PTS
DOUBLE WORD → 32TRIPLE WORD → 48
MEANING

What does subsystem mean?

NOUN · 1 SENSE
1

A system that is part of some larger system.