What's the difference between hook and jack?

Hook


Definition:

  • (n.) A piece of metal, or other hard material, formed or bent into a curve or at an angle, for catching, holding, or sustaining anything; as, a hook for catching fish; a hook for fastening a gate; a boat hook, etc.
  • (n.) That part of a hinge which is fixed to a post, and on which a door or gate hangs and turns.
  • (n.) An implement for cutting grass or grain; a sickle; an instrument for cutting or lopping; a billhook.
  • (n.) See Eccentric, and V-hook.
  • (n.) A snare; a trap.
  • (n.) A field sown two years in succession.
  • (n.) The projecting points of the thigh bones of cattle; -- called also hook bones.
  • (v. t.) To catch or fasten with a hook or hooks; to seize, capture, or hold, as with a hook, esp. with a disguised or baited hook; hence, to secure by allurement or artifice; to entrap; to catch; as, to hook a dress; to hook a trout.
  • (v. t.) To seize or pierce with the points of the horns, as cattle in attacking enemies; to gore.
  • (v. t.) To steal.
  • (v. i.) To bend; to curve as a hook.

Example Sentences:

  • (1) Natural tubulin polymerization leads to the formation of hooks on microtubular structures.
  • (2) Off The Hook has facilities of up to £30,000 from the bank, a signatory to the Project Merlin agreement.
  • (3) For Burroughs, who had been publishing ground-breaking books for 20 years without much appreciable financial return, it was association with fame and the music industry, as well as the possible benefits: a wider readership, film hook-ups and more money.
  • (4) Attention is given to the poor design of a disposable cellulose sponge that results in frequent hooking of sutures during microsurgical procedures.
  • (5) I had told Chris that I would need an electric hook-up and told him about my predicament.
  • (6) Clinton met with Jane Dougherty, sister of Mary Sherlach, who was slain at the Sandy Hook Elementary School shooting in Newtown, Connecticut, in 2012; Tom Sullivan and Matthew Jenks, the father and brother-in-law, respectively, of Alex Sullivan, who was killed in the 2012 movie theater shootings in Aurora, Colorado; and Coni Sanders, daughter of Dave Sanders, killed in the 1999 Columbine High School shootings in Colorado.
  • (7) It’s the young Brazilian’s last heavy touch of the evening: he’s hooked for Sterling.
  • (8) But whenever Garcia throws a left hook Matthysse really looks like he has no idea it's coming.
  • (9) Within the enamel department, workers who handled conveyer hooks used to suspend range tops as they passed through the oven were at greatest risk (rate ratio (RR) = 12.44, 95% confidence interval (CI) = 2.90-53.35).
  • (10) As committee member Tom Watson observed once the protester was arrested and normal service was resumed: "Mr Murdoch, your wife has a very good left hook."
  • (11) Rhinonastes n. gen. is proposed for species possessing a dextroventral genital pore, a bilobed testis, a ventral C-shaped ovary lying between the 2 testicular lobes, and a disc-shaped haptor armed with a ventral anchor-bar complex and 14 hooks.
  • (12) 3.48pm GMT Security Once your phone is hooked up to the company email via the BlackBerry Enterprise Server (BES) secure network that BlackBerry supplies to businesses, you can use the BlackBerry Balance feature, which separates personal and work functions.
  • (13) Last year, at the suggestion of Selfridges, Hook installed and supplied a raw milk vending machine at the flagship store on Oxford Street – a novel way to sell direct to customers, as the law requires.
  • (14) Once established, an excision of the hook is usually necessary to resolve the discomfort.
  • (15) This species can easily be separated from other Trichocephaloidis by the structure of bifid rostellum and the length of Hooks (70-77 mu).
  • (16) Hook protein and flagellin, which occupy virtually identical helical lattices, did not resemble each other strongly but showed some limited similarities near their termini.
  • (17) She thought it was going out but it landed in - she hooked it back and Sharapova netted an easy forehand!
  • (18) In a joint report , seven anti-tobacco organisations said PMI is trying to recruit a new generation of youngsters, many of whom risk becoming hooked on tobacco for life.
  • (19) In these mutants, hooks and filaments are occasionally assembled onto these incomplete basal bodies.
  • (20) Canelo throws a huge right hook, but it only connects with the ropes as Mayweather dances away.

Jack


Definition:

  • (n.) A large tree, the Artocarpus integrifolia, common in the East Indies, closely allied to the breadfruit, from which it differs in having its leaves entire. The fruit is of great size, weighing from thirty to forty pounds, and through its soft fibrous matter are scattered the seeds, which are roasted and eaten. The wood is of a yellow color, fine grain, and rather heavy, and is much used in cabinetwork. It is also used for dyeing a brilliant yellow.
  • (n.) A familiar nickname of, or substitute for, John.
  • (n.) An impertinent or silly fellow; a simpleton; a boor; a clown; also, a servant; a rustic.
  • (n.) A popular colloquial name for a sailor; -- called also Jack tar, and Jack afloat.
  • (n.) A mechanical contrivance, an auxiliary machine, or a subordinate part of a machine, rendering convenient service, and often supplying the place of a boy or attendant who was commonly called Jack
  • (n.) A device to pull off boots.
  • (n.) A sawhorse or sawbuck.
  • (n.) A machine or contrivance for turning a spit; a smoke jack, or kitchen jack.
  • (n.) A wooden wedge for separating rocks rent by blasting.
  • (n.) A lever for depressing the sinkers which push the loops down on the needles.
  • (n.) A grating to separate and guide the threads; a heck box.
  • (n.) A machine for twisting the sliver as it leaves the carding machine.
  • (n.) A compact, portable machine for planing metal.
  • (n.) A machine for slicking or pebbling leather.
  • (n.) A system of gearing driven by a horse power, for multiplying speed.
  • (n.) A hood or other device placed over a chimney or vent pipe, to prevent a back draught.
  • (n.) In the harpsichord, an intermediate piece communicating the action of the key to the quill; -- called also hopper.
  • (n.) In hunting, the pan or frame holding the fuel of the torch used to attract game at night; also, the light itself.
  • (n.) A portable machine variously constructed, for exerting great pressure, or lifting or moving a heavy body through a small distance. It consists of a lever, screw, rack and pinion, hydraulic press, or any simple combination of mechanical powers, working in a compact pedestal or support and operated by a lever, crank, capstan bar, etc. The name is often given to a jackscrew, which is a kind of jack.
  • (n.) The small bowl used as a mark in the game of bowls.
  • (n.) The male of certain animals, as of the ass.
  • (n.) A young pike; a pickerel.
  • (n.) The jurel.
  • (n.) A large, California rock fish (Sebastodes paucispinus); -- called also boccaccio, and merou.
  • (n.) The wall-eyed pike.
  • (n.) A drinking measure holding half a pint; also, one holding a quarter of a pint.
  • (n.) A flag, containing only the union, without the fly, usually hoisted on a jack staff at the bowsprit cap; -- called also union jack. The American jack is a small blue flag, with a star for each State.
  • (n.) A bar of iron athwart ships at a topgallant masthead, to support a royal mast, and give spread to the royal shrouds; -- called also jack crosstree.
  • (n.) The knave of a suit of playing cards.
  • (n.) A coarse and cheap mediaeval coat of defense, esp. one made of leather.
  • (n.) A pitcher or can of waxed leather; -- called also black jack.
  • (v. i.) To hunt game at night by means of a jack. See 2d Jack, n., 4, n.
  • (v. t.) To move or lift, as a house, by means of a jack or jacks. See 2d Jack, n., 5.

Example Sentences:

  • (1) A remarkably close relationship was found between both H. pylori urease subunits and jack bean (Canavalia ensiformis) urease, the subunit of which is a single 840 amino acid polypeptide.
  • (2) In 0.17 M Na+(aq), tRNA(Phe) exists in its native conformation and the number of strong binding sites (Ka greater than or equal to 10(4)) was estimated to be 3-4 by titration experiments, in agreement with X-ray structural data for crystalline tRNA(Phe) (Jack et al., 1977).
  • (3) Jack Straw, foreign secretary at the time of the Iraq war, took a less dramatic view.
  • (4) precursor phaseolin) is incubated with jack bean alpha-mannosidase show that the high mannose glycan on Asn252, but not the one on Asn341, is susceptible to enzyme degradation.
  • (5) "My wonderful, brave and adored father, Jack Ashley, Lord Ashley of Stoke, has died after a short battle with pneumonia."
  • (6) 9.31am BST Jack Straw , the Labour former home secretary, was on the Today programme earlier talking about the "plebgate" affair.
  • (7) This communication reviews the almost 40 years of studies by Jack Metcoff, MD, and coworkers to unravel the causes of fetal malnutrition and their efforts to prevent it.
  • (8) "Most of the grain produced on our farm ends up bound for export," said Jack McCormick, who raises beef cattle and grain with his father.
  • (9) Jack Straw's detailed blueprint for a 300- strong, wholly elected upper chamber to replace the Lords appears to have been blocked at the last minute following resistance in cabinet.
  • (10) His opposite number, Roy Carroll, saved at the feet of Sinclair, the County striker Izale McLeod drove inches wide, but in the 24th minute Villa were level, Jack Grealish dancing through a series of attempted tackles before putting the ball on a plate inside the penalty area for the hugely promising Adama Traoré to thump past Carroll.
  • (11) The manager added that City would also be without Kolo Touré, Abdul Razak and Jack Rodwell, who has a hamstring problem.
  • (12) Comment is free contributor Jack Monroe made the Guardian shortlist and got one commenter's You Tell Us award for Outstanding Excellence in the field of Talking Sense .
  • (13) The link between the conditions has not yet been discovered, but here Jack Wall and colleagues develop the theory that an autoimmune response to a 64 kDa antigen expressed on both thyroid and eye muscle membranes is responsible for this thyroid-associated ophthalmopathy.
  • (14) Fellow co-founder Jack Dorsey could make around half that.
  • (15) Other high-profile absentees include Danny Welbeck, Jack Wilshere, Luke Shaw and Jordan Henderson.
  • (16) Onerous new regulations could threaten the shale energy revolution, America’s role as a global energy superpower, and the dramatic reductions in CO2 emissions made possible by an abundant and affordable domestic supply of clean-burning natural gas,” Jack Gerrard, president of the American Petroleum Institute, said in a statement.
  • (17) The American has not secured a major title since Torrey Pines for the 2008 US Open and, while overhauling Jack Nicklaus's record total of 18 majors was once a matter of "when", it is now very much a case of "if".
  • (18) By N-terminal analysis, the 29.5-kDa subunit of H. pylori urease was found to share significant amino acid sequence similarity with the smallest of three subunits of the Proteus mirabilis and Morganella morganii ureases, as well as to the amino terminus of the unique jack bean subunit.
  • (19) Outside-funded overseas travel was also declared, including a visit to the Paris Air show for the Tory MP Jack Lopresti and his researcher, paid for by the global missile company MBDA.
  • (20) Even Jack Straw is trying to close down some of its overripe practices.