ratchet
ratchet
Definition
ratchet (rac̸h′it)
noun
- a toothed wheel (in full ratchet wheel) or bar whose teeth slope in one direction so as to catch and hold a pawl, which thus prevents backward movement
- such a pawl
- such a wheel (or bar) and pawl as a unit: used in some wrenches, screwdrivers, etc. to allow motion in only one direction
Etymology: earlier rochet < Fr, lance head, distaff < It rocchetto, bobbin, spindle, dim. of rocca, distaff < Goth *rukka, akin to OHG roccho, spindle, distaff < IE base *ruk(k)-, spun yarn
transitive verb, intransitive verb
to (cause to) change in increments: usually with up or down to ratchet up interest rates
ratchet
Synonyms
ratchet
Usage Examples
Converse of object
- have: The dial also has a sun compass function Has a 10 hour ratchet operated rotating bezel, with bezel rider tabs for easy gripping.
- use: Easy to use ratchet controlled independent back height adjustment.
- tighten: Every new treaty, directive and regulation tightens the ratchet even further.
Noun used with modifier
- drive: In about 1982 - 83 I bought a short 3/8 drive ratchet, about £ 25 I think.
- handbrake: All we can say is that the handbrake ratchet is part of the MOT Test.
- tension: The dramatic tension ratchets up because we see his deviousness long before the Americans notice it.
Adjective modifier
- directional: Has a sturdy uni directional ratchet operated rotating bezel in mat black.
- sturdy: Has a sturdy steel ratchet operated uni directional rotating bezel.
- non: The rotating slide rule bezel is bi directional and and non ratchet.
- one-way: The one-way ratchet enshrined in the legislation is entirely wrong.
- built-in: The built-in ratchet provides a simple solution when space is limited.
Modifies a noun
- wrench: All models are supplied in steel storage case or tray and are suitable for use with air impact guns and air operated ratchet wrenches.
- spanner: Normally a ratchet spanner is quite a bit thicker than a normal one due to the mechanism.
- strap: Did you know, we also sell quality ratchet straps?
- mechanism: The ratchet mechanism for the gate paddle is fitted.
- wheel: A bar on a pivot called the " pawl " is fixed above the ratchet wheel.
- device: Provided that they are properly maintained, counterbalance springs and similar counterbalance or ratchet devices to hold them in the open position are acceptable.
Preposition: up
- tension: Royal Mail ratchets up the tension in the post office Royal Mail's cost-cutting is creating the conditions for a possible national dispute.
- pressure: It's to ratchet up the international pressure on Iran.
- performance: What can we do to ratchet up the performances?
Browse dictionary entries near ratchet
- ratbite fever
- ratatouille
- rataplan
- ratafia
- ratable
- rat snake
- rat race
- rat mite
- rat kangaroo
- rat fink
- rate
- rate adaption
- rate of exchange
- rateable
- rated
- ratel
- ratepayer
- -rater
- rates and tariffs
- ratfish
