What's the difference between key and wrench?

Key


Definition:

  • (n.) An instrument by means of which the bolt of a lock is shot or drawn; usually, a removable metal instrument fitted to the mechanism of a particular lock and operated by turning in its place.
  • (n.) An instrument which is turned like a key in fastening or adjusting any mechanism; as, a watch key; a bed key, etc.
  • (n.) That part of an instrument or machine which serves as the means of operating it; as, a telegraph key; the keys of a pianoforte, or of a typewriter.
  • (n.) A position or condition which affords entrance, control, pr possession, etc.; as, the key of a line of defense; the key of a country; the key of a political situation. Hence, that which serves to unlock, open, discover, or solve something unknown or difficult; as, the key to a riddle; the key to a problem.
  • (n.) That part of a mechanism which serves to lock up, make fast, or adjust to position.
  • (n.) A piece of wood used as a wedge.
  • (n.) The last board of a floor when laid down.
  • (n.) A keystone.
  • (n.) That part of the plastering which is forced through between the laths and holds the rest in place.
  • (n.) A wedge to unite two or more pieces, or adjust their relative position; a cotter; a forelock.
  • (n.) A bar, pin or wedge, to secure a crank, pulley, coupling, etc., upon a shaft, and prevent relative turning; sometimes holding by friction alone, but more frequently by its resistance to shearing, being usually embedded partly in the shaft and partly in the crank, pulley, etc.
  • (n.) An indehiscent, one-seeded fruit furnished with a wing, as the fruit of the ash and maple; a samara; -- called also key fruit.
  • (n.) A family of tones whose regular members are called diatonic tones, and named key tone (or tonic) or one (or eight), mediant or three, dominant or five, subdominant or four, submediant or six, supertonic or two, and subtonic or seven. Chromatic tones are temporary members of a key, under such names as " sharp four," "flat seven," etc. Scales and tunes of every variety are made from the tones of a key.
  • (n.) The fundamental tone of a movement to which its modulations are referred, and with which it generally begins and ends; keynote.
  • (n.) Fig: The general pitch or tone of a sentence or utterance.
  • (v. t.) To fasten or secure firmly; to fasten or tighten with keys or wedges.

Example Sentences:

  • (1) Community involvement is a key element of the Primary Health Care (PHC) approach, and thus an essential topic on a course for managers of Primary Health Care programmes.
  • (2) A key way of regaining public trust will be reforming the system of remuneration as agreed by the G20.
  • (3) Instead, the White House opted for a low-key approach, publishing a blogpost profiling Trinace Edwards, a brain-tumour victim who recently discovered she was eligible for Medicaid coverage.
  • (4) The presence of a few key residues in the amino-terminal alpha-helix of each ligand is sufficient to confer specificity to the interaction.
  • (5) The key warning from the Fed chair A summary of Bernanke's hearing Earlier... MPs in London quizzed the Bank of England on Libor.
  • (6) "Seller reports are key to identifying bad buyers and ridding them from our marketplace," says eBay.
  • (7) It is suggested that the low-density lipoprotein receptors in human fetal liver may play a key role in the regulation of the serum cholesterol levels during gestation.
  • (8) A key component of a career program should be recognition of a nurse's needs and the program should be evaluated to determine if these needs are met.
  • (9) As novel antibody therapeutics are developed for different malignancies and require evaluation with cells previously uncharacterized as antibody-dependent cell-mediated cytotoxicity (ADCC) targets, efficient description of key parameters of the assay system expedites the preclinical assessment.
  • (10) Meanwhile, Hunt has been accused of backtracking on a key recommendation in the official report into Mid Staffs.
  • (11) The safe motherhood initiative demands an intersectoral, collaborative approach to gynecology, family planning, and child health in which midwifery is the key element.
  • (12) Acetylcholinesterase is a key enzyme in cholinergic neurotransmission for hydrolyzing acetylcholine and has been shown to possess arylacylamidase activity in addition to esterase activity.
  • (13) If Lagarde had been placed under formal investigation in the Tapie case, it would have risked weakening her position and further embarrassing both the IMF and France by heaping more judicial worries on a key figure on the international stage.
  • (14) Four goals, four assists, and constant movement have been a key part of the team’s success.
  • (15) Mechanosensitive ion channels may play a key role in transducing vascular smooth muscle (VSM) stretch into active force development.
  • (16) But Abaaoud, the man thought to be a key planner for the group behind the Paris attacks, boasted to a niece that he had brought around 90 militants back to Europe with him.
  • (17) Key therapeutic questions are whether beta-lactams can safely replace aminoglycosides for the treatment of gram-negative pneumonia, and whether monotherapy or aminoglycoside and beta-lactam combination antibiotic treatment is superior.
  • (18) Teaching procedures then establish and build these key components to fluency.
  • (19) Doubts about Hinkley Point have deepened after a detailed report by HSBC’s energy analysts described eight key challenges to the project, which will be built by the state-backed French firm EDF and be part-financed by investment from China .
  • (20) The Lords will vote on three key amendments: • To exclude child benefit from the cap calculation (this would roughly halve the number of households affected).

Wrench


Definition:

  • (v. t.) Trick; deceit; fraud; stratagem.
  • (v. t.) A violent twist, or a pull with twisting.
  • (v. t.) A sprain; an injury by twisting, as in a joint.
  • (v. t.) Means; contrivance.
  • (v. t.) An instrument, often a simple bar or lever with jaws or an angular orifice either at the end or between the ends, for exerting a twisting strain, as in turning bolts, nuts, screw taps, etc.; a screw key. Many wrenches have adjustable jaws for grasping nuts, etc., of different sizes.
  • (v. t.) The system made up of a force and a couple of forces in a plane perpendicular to that force. Any number of forces acting at any points upon a rigid body may be compounded so as to be equivalent to a wrench.
  • (n.) To pull with a twist; to wrest, twist, or force by violence.
  • (n.) To strain; to sprain; hence, to distort; to pervert.

Example Sentences:

  • (1) Bamu also beat him, taking a pair of pliers and wrenching his ear.
  • (2) She lives in Holland Park and welcomes visitors with a gusty wrench of the door and a jubilant "hello".
  • (3) Goldsmith, following in the footsteps of his father , who started the rabid anti-EU referendum campaign, is for a hard Brexit, wrenching us away as brutally and damagingly as possible.
  • (4) In one email, an aide suggests she should “toss a wrench at someone”.
  • (5) The fact that they cannot afford to do so can be gut-wrenching.
  • (6) So it will have been a wrench for Jez, and his embattled entourage, to have to “cave in”, as the Guardian’s report put it, and suspend the MP from the party after David Cameron (who really should leave the rough stuff to the rough end of the trade) had taunted him at PMQs for not acting sooner when the Guido Fawkes blog republished her ugly comments and the Mail on Sunday got out its trumpet.
  • (7) But if you read carefully, Roberts did throw a wrench into the NSA's main defense for what it does: self-policing.
  • (8) "The pictures that we are seeing in Gaza and in Israel are heart-wrenching."
  • (9) Everybody is happy.” Fortunately for Villa, the fact Hull lost 2-0 at Tottenham meant their safety was assured a few hours later – welcome news to the Villa manager Tim Sherwood after a gut-wrenching first half.
  • (10) We are continuing to see heart wrenching reports of sexual abuse and assault, self-harm and hopelessness of refugees detained on Nauru and Manus Island with over 2,000 people left to languish in detention,” Szoke said.
  • (11) Mr Vine said: "Some time ago I decided I would have to leave Newsnight if I went to Radio 2 and that's a wrench, but no journalist could turn down such a magnificent offer from what is the UK's most successful radio station.
  • (12) I recall the sense of dismay I felt that morning when watching the first plane hit and how that morphed, when the second plane came less than twenty minutes later, into a gut-wrenching realization that this was no accident.
  • (13) No parent, hearing the voices of those still seeking news of their children, could fail to imagine the frantic play of hope and despair, the terrible wrenching of attachment.
  • (14) I decided it would do to convey a mixture of can-you-believe-it crossness and wrenching disappointment, selected it, added zilch and pressed send.
  • (15) Wrenching forces exerted on the cervical spine are attenuated, and the face is protected from contact with hard or lacerating surfaces.
  • (16) This throws a monkey wrench into the licensing process.
  • (17) 'A tremendous wrench': Sir Ivan Rogers's resignation email in full Read more He wrote: “I hope you will continue to challenge ill-founded arguments and muddled thinking and that you will never be afraid to speak the truth to those in power.
  • (18) The two cases herein described manifest unusual and distinctive injuries resulting from multiple impacts by adjustable crescent wrenches.
  • (19) He could take the most pitiful souls – his CV was populated almost exclusively by snivelling wretches, insufferable prigs, braggarts and outright bullies – and imbue each of them with a wrenching humanity.
  • (20) Their 18-year relationship made a gut-wrenching but fascinating public story, which began with romantic passion, high hopes and an elopement to Spain.