epitrochoidal engine

NOUN
20 LETTERS · STARTS WITH E

epitrochoidal engine is a valid 20-letter word worth 28 points in Scrabble and 33 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
E1P3I1T1R1O1C3H4O1I1D2A1L1E1N1G2I1N1E1
1 + 3 + 1 + 1 + 1 + 1 + 3 + 4 + 1 + 1 + 2 + 1 + 1 + 0 + 1 + 1 + 2 + 1 + 1 + 1 =28 PTS
DOUBLE WORD → 56TRIPLE WORD → 84
MEANING

What does epitrochoidal engine mean?

NOUN · 1 SENSE
1

A rotary engine that is a four-stroke internal-combustion engine without reciprocating parts.