vertical stabiliser

NOUN
19 LETTERS · STARTS WITH V

vertical stabiliser is a valid 19-letter word worth 25 points in Scrabble and 30 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
V4E1R1T1I1C3A1L1S1T1A1B3I1L1I1S1E1R1
4 + 1 + 1 + 1 + 1 + 3 + 1 + 1 + 0 + 1 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 1 + 1 =25 PTS
DOUBLE WORD → 50TRIPLE WORD → 75
MEANING

What does vertical stabiliser mean?

NOUN · 1 SENSE
1

A stabilizer that is part of the vertical tail structure of an airplane.

BROADER