- rockshaft
- I. \\ˈ ̷ ̷ˌ ̷ ̷\ noun
: a shaft that oscillates on its journals instead of revolving and that usually carries levers or projecting pieces (as arms, wipers, or tumblers) to receive and communicate reciprocating motionII. noun: a shaft through which rock filling is introduced into a mine
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/rok"shaft', -shahft'/, n. Mach.an oscillating shaft.[1870-75; ROCK2 + SHAFT]* * *
rockˈshaft nounIn engines, a shaft that oscillates instead of revolving• • •Main Entry: ↑rock
Useful english dictionary. 2012.