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ratchet

ratchet

17 7.1
A device with a toothed wheel and a catch that lets movement go in only one direction
  • noun
  • /ˈræʧɪt/
translation icon : trinquete
  • You can use a ratchet to tighten the bolts securely without any risk of loosening them again.
  • ratchet effect
  • ecological ratchet

And the thin filament is like the rack of a ratchet.

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Examples

  • The bracket system needed to support the weight of the MiniVol requires installation using ratchet straps.

    Academic text (2010)
  • Both explored the use of ratchet wheels to produce a more useful rotary motion.

    Academic text (2003)
  • - Hand me that ratchet, will you, Uncle Mike?

  • Hand me the ratchet, please.

  • Lewis, get me the other ratchet set.

  • " Did he ever make any other machines that used this ratchet mechanism? "

    Fiction book (1993)
  • Your ratchet wheel's shot, and the click spring's not far behind.

  • The double ratchet and locking click had an air of authority in the tiny room.

    Fiction book (1992)
  • And when the weight is free released, the ratchet engages and tries to pull the wheel around.

  • Hand me the ratchet.

Synonyms

ratch
vsratchet
9.9

A wheel with teeth and a catch that lets the wheel move one way only

focuses on its use to stop movement from going backward

Antonyms

freewheel
  • Specialized
1 5.6

A device on a bicycle back wheel that lets the wheel turn when you stop pedaling

Compounds

A tool that turns screws one way when you press down, without lifting the tool

1 8.4

A hand tool that turns screws when you press its spiral handle down

A wheel with teeth that a small catch lets turn in one direction

How Fine

incher
  • Specialized
9.5
screw jack
  • Specialized
5.6
ratchet
17 7.1
jack
27 4.8
lever
  • Specialized
88 1.2

Surface Forms

ratchet singular
ratchets plural

Etymology

Ratchet originally named a small tool with 'teeth' that let a wheel move in only one direction, so the word became the name for the mechanical device that stops backward motion.