What's the difference between button and key?

Button


Definition:

  • (n.) A knob; a small ball; a small, roundish mass.
  • (n.) A catch, of various forms and materials, used to fasten together the different parts of dress, by being attached to one part, and passing through a slit, called a buttonhole, in the other; -- used also for ornament.
  • (n.) A bud; a germ of a plant.
  • (n.) A piece of wood or metal, usually flat and elongated, turning on a nail or screw, to fasten something, as a door.
  • (n.) A globule of metal remaining on an assay cupel or in a crucible, after fusion.
  • (n.) To fasten with a button or buttons; to inclose or make secure with buttons; -- often followed by up.
  • (n.) To dress or clothe.
  • (v. i.) To be fastened by a button or buttons; as, the coat will not button.

Example Sentences:

  • (1) Following each stimulus, the subject had to press a button for RT and then report the digit perceived.
  • (2) Three areas of abnormality were seen in schizophrenics: first, the interval preceding the motor response was characterized by reduced motor steadiness prior to the button-press response; second, the motor response was made with excessive force (hyperdynamia); and third, the agonist-antagonist synchrony (motor reversal) was impaired.
  • (3) On presidential election day 2010 it offered one group in the US a graphic with a link to find nearby polling stations, along with a button that would let you announce that you'd voted, and the profile photos of six other of your "friends" who had already done so.
  • (4) Every time we have a negotiation, the bidding process (for the project) slows and postpones things.” Water quality has become a hot-button issue as the Olympics draw closer with little sign of progress in cleaning up the fetid bay, as well as the lagoon system in western Rio that hugs the sites of the Olympic park, the very heart of the games.
  • (5) These regenerating nerve fibres together with growth cones make terminals in the form of buttons, rings and loops.
  • (6) No IgM was detected in the central buttons of four of the five sets where IgM occurred in the corneal periphery.
  • (7) Button osteomas affect two animals and are the only neoplastic conditions observed.
  • (8) 54 min: Has Joey Barton pressed the self-destruct button?
  • (9) She walked around her Bethnal Green and Bow constituency in a crop top that showed her belly button ring; she also established herself as a hard- working MP for that area.
  • (10) Six human donor corneas were studied with the scanning electron microscope to quantify the hazards to the endothelium during the excision of corneoscleral buttons.
  • (11) The disintegration of charged alkaline mercury button cells in simulated gastric fluid over a 24 h period has been studied.
  • (12) He seemed to have his finger on an invisible button, hardwired into the brains of the Fleet Street editors, driving them into an apoplectic frenzy of rage each time he chose to push it.
  • (13) Simple suturing techniques are also described, including the practicability of using padded buttons plus lead fishing sinkers to adjust the tension and secure these sutures on the surface of the neck.
  • (14) Protein concentration in the tissue buttons was significantly less than that of peritoneal fluid.
  • (15) McLaren’s Jenson Button completed the top 10, two seconds down as he and the team continue to show signs of improvement, with his team-mate Fernando Alonso 12th and a further half a second off the pace.
  • (16) We analysed the histological and ultrastructural aspects of corneal buttons obtained by keratoplasty in two patients presenting breaks in Descemet's membrane.
  • (17) Some fixation problems may have been related to technical errors and use of the earlier one-button technique.
  • (18) Light microscopic, histochemical, and electron microscopic study of the excised button disclosed characteristic features of macular corneal dystrophy in the donor cornea.
  • (19) Foreign aid, NHS queues, he pressed hot button prejudices, interrupted other speakers, his quick wit won both laughter and applause.
  • (20) Few figures exist but anecdotally, online fundraising is being embraced by the majority for whom at least a "donate" button exists, says Cath Lee, chief executive of the Small Charities Coalition .

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).