pulley
Definition from Wiktionary, a free dictionary
Contents |
[edit] English
[edit] Pronunciation
- Rhymes: -ʊli
[edit] Etymology
From Old French polie (French: poulie), from Mediaeval Latin poliva.
[edit] Noun
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Singular |
Plural |
pulley (plural pulleys)
- One of the simple machines; a wheel with a grooved rim in which a pulled rope or chain will lift an object (more useful when two or more pulleys are used together such that a small force moving through a greater distance can exert a larger force through a smaller distance).
[edit] Translations
one of simple machines
