Word: pentroofs
Part of speech: Noun
Syllables: pen
troofs
Definition: Plural of pentroof; an arrangement of the upper portion of the cylinder and valves that is common in engines using four valves per cylinder
Morphemes:
Affix: pentroof
Language: en
PoS: Noun
Meaning: Alternative form of pent roof. A penta engine, also known as a pent-roof combustion chamber.
Affix: -s
Language: en
PoS: Suffix
Meaning: Used to form many pluralia tantum (nouns that are almost or entirely without singular forms).