A shell containing one or more sheaves, the whole forming a pulley.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
a simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of application of a force applied to the rope
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: pulley, pulley-block, block
Antonyms: none provided
Broader terms: machine, simple machine
Narrower terms: bollock, bullock block, fairlead, idle pulley, idler pulley, idle wheel