piston engine
Word Rarity
Rare
Frequency: Zipf frequency 3.45 in modern English
15
Scrabble Score
12
Letters
2
Syllables
8
Unique Chars
Meaning
noun
Any of several types of engine having cylinders containing reciprocating pistons, in which a crankshaft is turned by pistons moving up and down within cylinders; many internal combustion engines and many steam engines have such a mechanism.