PISTON RING

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

Seal consisting of a split metal ring that seals the gap between a piston and the cylinder wall

Classified under:

Nouns denoting man-made objects

Hypernyms ("piston ring" is a kind of...):

seal (fastener that provides a tight and perfect closure)

Holonyms ("piston ring" is a part of...):

piston; plunger (mechanical device that has a plunging or thrusting motion)

Credits