double-propeller plane

NOUN
22 LETTERS · STARTS WITH D

double-propeller plane is a valid 22-letter word worth 29 points in Scrabble and 39 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
D2O1U1B3L1E1-0P3R1O1P3E1L1L1E1R1P3L1A1N1E1
2 + 1 + 1 + 3 + 1 + 1 + 0 + 3 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 1 + 0 + 3 + 1 + 1 + 1 + 1 =29 PTS
DOUBLE WORD → 58TRIPLE WORD → 87
MEANING

What does double-propeller plane mean?

NOUN · 1 SENSE
1

A propeller plane with an engine that drives two propellers in opposite directions (for stability).