Sinonim piston ring

English Thesaurus

1. seal consisting of a split metal ring that seals the gap between a piston and the cylinder wall (noun.artifact)

hypernym	:	seal,
definition	:	fastener that provides a tight and perfect closure (noun.artifact)

part meronym	:	piston, plunger,
definition	:	mechanical device that has a plunging or thrusting motion (noun.artifact)