ventilation system

NOUN
18 LETTERS · STARTS WITH V

ventilation system is a valid 18-letter word worth 25 points in Scrabble and 29 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
V4E1N1T1I1L1A1T1I1O1N1S1Y4S1T1E1M3
4 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 1 + 4 + 1 + 1 + 1 + 3 =25 PTS
DOUBLE WORD → 50TRIPLE WORD → 75
MEANING

What does ventilation system mean?

NOUN · 1 SENSE
1

A mechanical system in a building that provides fresh air.