rockshaft
[ rok-shaft, -shahft ]
/ ˈrɒkˌʃæft, -ˌʃɑft /
noun Machinery.
an oscillating shaft.
Words nearby rockshaft
rockne,
rockoon,
rockrose,
rockrose family,
rocks in one's head, have,
rockshaft,
rockumentary,
rockville,
rockville centre,
rockweed,
rockwell
British Dictionary definitions for rockshaft
rockshaft
/ (ˈrɒkˌʃɑːft) /
noun
a shaft that rotates backwards and forwards rather than continuously, esp one used in the valve gear of a steam engine