Main definitions of sheave in English

: sheave1sheave2

sheave1

Pronunciation /SHēv/ /ʃiv/

verb

another term for sheaf (verb)

Main definitions of sheave in English

: sheave1sheave2

sheave2

Pronunciation /SHēv/ /ʃiv/

noun

  • A wheel with a groove for a rope to run on, as in a pulley block.

    ‘The notched wheel shape that is used in a pulley is actually called a sheave, which is more what I meant.’
    • ‘He replaced the sheaves and pulleys with a direct coupling.’
    • ‘A heavier line and finally a steel rope then followed, a wooden box was slung on two steel sheaves from the steel rope and pulled by a steel wire from both ends and a windless operated by an African.’
    • ‘According to Plutarch, Archimedes used a polypaston, or block and tackle, with a large number of sheaves.’
    • ‘Check on the cables, sheaves and adapters for wear or damage.’
    system of pulleys, hoisting gear, pulley, hoist, block and tackle, crane, winch, davit, windlass, sheave

Origin

Middle English from a Germanic base meaning ‘wheel, pulley’.