pulley

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Related to Fixed pulley: Movable pulley

pul·ley

 (po͝ol′ē)
n. pl. pul·leys
1. A simple machine consisting essentially of a wheel with a grooved rim in which a pulled rope or chain can run to change the direction of the pull and thereby lift a load.
2. A wheel turned by or driving a belt.

[Middle English poley, from Old French polie and from Medieval Latin poliva, both ultimately from Greek polos, axis; see kwel- in Indo-European roots.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

pulley

(ˈpʊlɪ)
n
1. (Mechanical Engineering) a wheel with a grooved rim in which a rope, chain, or belt can run in order to change the direction or point of application of a force applied to the rope, etc
2. (Mechanical Engineering) a number of such wheels pivoted in parallel in a block, used to raise heavy loads
3. (Mechanical Engineering) a wheel with a flat, convex, or grooved rim mounted on a shaft and driven by or driving a belt passing around it
[C14 poley, from Old French polie, from Vulgar Latin polidium (unattested), apparently from Late Greek polidion (unattested) a little pole, from Greek polos axis]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

pul•ley

(ˈpʊl i)

n., pl. -leys.
1. a wheel for supporting, guiding, or transmitting force to or from a moving rope or cable that rides in a groove in its edge.
2. a combination of such wheels in a block, or of such wheels or blocks in a tackle, to increase the force applied.
[1275–1325; Middle English poley, puly < Middle French polie « Medieval Greek *polídion little pivot]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

pul·ley

(po͝ol′ē)
A simple machine consisting of a wheel over which a pulled rope or chain runs to change the direction of the pull used for lifting a load. Combinations of two or more pulleys working together reduce the force needed to lift a load. See also block and tackle.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.pulley - 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 ropepulley - 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
block and tackle - pulley blocks with associated rope or cable
bullock block - a pulley-block at the head of a topmast
fairlead - a pulley-block used to guide a rope forming part of a ship's rigging to avoid chafing
idle pulley, idle wheel, idler pulley - a pulley on a shaft that presses against a guide belt to guide or tighten it
simple machine, machine - a device for overcoming resistance at one point by applying force at some other point
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
بَكَرَه
kladka
trisse
csiga1
talía, blökk; trissa
skridinys
trīsis
kladka
makarapalanga

pulley

[ˈpʊlɪ] Npolea f
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

pulley

[ˈpʊli] npoulie fpull-in [ˈpʊlɪn] (British) pull-off [ˈpʊlɒf] (US) nparking m
Collins English/French Electronic Resource. © HarperCollins Publishers 2005

pulley

n (= wheel)Rolle f; (= block)Flaschenzug m; (= hospital apparatus)Streckapparat m
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

pulley

[ˈpʊlɪ] npuleggia, carrucola
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

pulley

(ˈpuli) noun
a wheel over which a rope etc can pass in order to lift heavy objects.
Kernerman English Multilingual Dictionary © 2006-2013 K Dictionaries Ltd.

pul·ley

n. polea.
English-Spanish Medical Dictionary © Farlex 2012
References in periodicals archive ?
A static cable is attached to the front of each car passing round a fixed pulley at the summit.
Students should enjoy discovering how much better the moveable pulley works, as opposed to a fixed pulley.