What's the difference between light and spark?

Light


Definition:

  • (n.) That agent, force, or action in nature by the operation of which upon the organs of sight, objects are rendered visible or luminous.
  • (n.) That which furnishes, or is a source of, light, as the sun, a star, a candle, a lighthouse, etc.
  • (n.) The time during which the light of the sun is visible; day; especially, the dawn of day.
  • (n.) The brightness of the eye or eyes.
  • (n.) The medium through which light is admitted, as a window, or window pane; a skylight; in architecture, one of the compartments of a window made by a mullion or mullions.
  • (n.) Life; existence.
  • (n.) Open view; a visible state or condition; public observation; publicity.
  • (n.) The power of perception by vision.
  • (n.) That which illumines or makes clear to the mind; mental or spiritual illumination; enlightenment; knowledge; information.
  • (n.) Prosperity; happiness; joy; felicity.
  • (n.) The manner in which the light strikes upon a picture; that part of a picture which represents those objects upon which the light is supposed to fall; the more illuminated part of a landscape or other scene; -- opposed to shade. Cf. Chiaroscuro.
  • (n.) Appearance due to the particular facts and circumstances presented to view; point of view; as, to state things fairly and put them in the right light.
  • (n.) One who is conspicuous or noteworthy; a model or example; as, the lights of the age or of antiquity.
  • (n.) A firework made by filling a case with a substance which burns brilliantly with a white or colored flame; as, a Bengal light.
  • (superl) Having light; not dark or obscure; bright; clear; as, the apartment is light.
  • (superl) White or whitish; not intense or very marked; not of a deep shade; moderately colored; as, a light color; a light brown; a light complexion.
  • (n.) To set fire to; to cause to burn; to set burning; to ignite; to kindle; as, to light a candle or lamp; to light the gas; -- sometimes with up.
  • (n.) To give light to; to illuminate; to fill with light; to spread over with light; -- often with up.
  • (n.) To attend or conduct with a light; to show the way to by means of a light.
  • (v. i.) To become ignited; to take fire; as, the match will not light.
  • (v. i.) To be illuminated; to receive light; to brighten; -- with up; as, the room lights up very well.
  • (superl.) Having little, or comparatively little, weight; not tending to the center of gravity with force; not heavy.
  • (superl.) Not burdensome; easy to be lifted, borne, or carried by physical strength; as, a light burden, or load.
  • (superl.) Easy to be endured or performed; not severe; not difficult; as, a light affliction or task.
  • (superl.) Easy to be digested; not oppressive to the stomach; as, light food; also, containing little nutriment.
  • (superl.) Not heavily armed; armed with light weapons; as, light troops; a troop of light horse.
  • (superl.) Not encumbered; unembarrassed; clear of impediments; hence, active; nimble; swift.
  • (superl.) Not heavily burdened; not deeply laden; not sufficiently ballasted; as, the ship returned light.
  • (superl.) Slight; not important; as, a light error.
  • (superl.) Well leavened; not heavy; as, light bread.
  • (superl.) Not copious or heavy; not dense; not inconsiderable; as, a light rain; a light snow; light vapors.
  • (superl.) Not strong or violent; moderate; as, a light wind.
  • (superl.) Not pressing heavily or hard upon; hence, having an easy, graceful manner; delicate; as, a light touch; a light style of execution.
  • (superl.) Easy to admit influence; inconsiderate; easily influenced by trifling considerations; unsteady; unsettled; volatile; as, a light, vain person; a light mind.
  • (superl.) Indulging in, or inclined to, levity; wanting dignity or solemnity; trifling; gay; frivolous; airy; unsubstantial.
  • (superl.) Not quite sound or normal; somewhat impaired or deranged; dizzy; giddy.
  • (superl.) Easily bestowed; inconsiderately rendered.
  • (superl.) Wanton; unchaste; as, a woman of light character.
  • (superl.) Not of the legal, standard, or usual weight; clipped; diminished; as, light coin.
  • (superl.) Loose; sandy; easily pulverized; as, a light soil.
  • (adv.) Lightly; cheaply.
  • (v. t.) To lighten; to ease of a burden; to take off.
  • (v. i.) To dismount; to descend, as from a horse or carriage; to alight; -- with from, off, on, upon, at, in.
  • (v. i.) To feel light; to be made happy.
  • (v. i.) To descend from flight, and rest, perch, or settle, as a bird or insect.
  • (v. i.) To come down suddenly and forcibly; to fall; -- with on or upon.
  • (v. i.) To come by chance; to happen; -- with on or upon; formerly with into.

Example Sentences:

  • (1) On Friday night, in a stadium built in an area once deemed an urban wasteland, the flame that has journeyed from Athens to every corner of these islands will light the fire that launches the London Olympics of 2012.
  • (2) Apparently, the irradiation with visible light of a low intensity creates an additional proton gradient and thus stimulates a new replication and division cycle in the population of cells whose membranes do not have delta pH necessary for the initiation of these processes.
  • (3) Morphological alterations in the lungs of pheasants after prolonged high-dosage administration of bleomycin sulfate were studied by light and electron microscopy.
  • (4) Light microscopic studies of pancreata from mice sacrificed at this time demonstrated insulitis and beta cell necrosis.
  • (5) The dependence of fluorescence polarization of stained nerve fibres on the angle between the fibre axis and electrical vector of exciting light (azimuth characteristics) has been considered.
  • (6) A 66-year-old woman with acute idiopathic polyneuritis (Landry-Guillain-Barré [LGB] syndrome) had normal extraocular movements, but her pupils did not react to light or accommodation.
  • (7) We have examined overlapping octapeptides from the kappa IIIb light chain variable region and show that some framework peptides have the ability to bind aggregated IgG.
  • (8) This study examined both the effect of variations in optical fiber tip and in light wavelength on laser-induced hyperthermia in rat brain.
  • (9) The water is embossed with small waves and it has a chill glassiness which throws light back up at the sky.
  • (10) A new type of Escherichia coli mutant which shows increased sensitivity to methyl methane sulfonate but not to UV light or to gamma rays was isolated after mutagenesis with N-methyl-N'-nitro-N-nitrosoguanidine.
  • (11) Approximately 90% of the patients have a lambda light chain myeloma protein and almost all patients excrete Bence-Jones protein.
  • (12) Matthias Müller, VW’s chief executive, said: “In light of the wide range of challenges we are currently facing, we are satisfied overall with the start we have made to what will undoubtedly be a demanding fiscal year 2016.
  • (13) In addition, lightly immunostained cells were distinguished in the caudal portion of the hypothalamic arcuate nucleus, area of tuber cinereum, retrochiasmatic area, and rostral portion of the paraventricular thalamic nucleus after colchicine treatment.
  • (14) Photograph: Guardian The research also compiled data covered by a wider definition of tax haven, including onshore jurisdictions such as the US state of Delaware – accused by the Cayman islands of playing "faster and looser" even than offshore jurisdictions – and the Republic of Ireland, which has come under sustained pressure from other EU states to reform its own low-tax, light-tough, regulatory environment.
  • (15) Using an in vitro culture system, light scatter analyses, and two-color flow cytometry, we provide evidence that the interleukin-2 (IL-2) and transferrin receptors can be induced within 48 hr on nonproliferating immature thymocytes.
  • (16) Photoreactions induced in that proper sensitizer molecules absorb UV-light or visible light.
  • (17) Urine specimens from patient REE also contained a light chain fragment that lacked the first (amino-terminal) 85 residues of the native light chain but otherwise was identical in sequence to the light chain REE.
  • (18) Three coyotes were operantly conditioned to depress one of two foot treadles, left or right, depending on the condition of the stimulus light.
  • (19) These results are discussed in the light of the mode of action of the substances used.
  • (20) The birds were maintained at a constant temperature in, dim green light.

Spark


Definition:

  • (n.) A small particle of fire or ignited substance which is emitted by a body in combustion.
  • (n.) A small, shining body, or transient light; a sparkle.
  • (n.) That which, like a spark, may be kindled into a flame, or into action; a feeble germ; an elementary principle.
  • (n.) A brisk, showy, gay man.
  • (n.) A lover; a gallant; a beau.
  • (v. i.) To sparkle.
  • (v. i.) To play the spark, beau, or lover.

Example Sentences:

  • (1) But the Franco-British spat sparked by Dave's rejection of Angela and Nicolas's cunning plan to save the euro has been given wings by news the US credit agencies may soon strip France of its triple-A rating and is coming along very nicely, thank you. "
  • (2) Gove said in the interview that he did not want to be Tory leader, claiming that he lacked the "extra spark of charisma and star quality" possessed by others.
  • (3) The "Dream Toys" for Christmas list includes a few old favourites alongside some new, and sparkly, additions.
  • (4) The countries have accused each other of cross-border attacks and there are fears the current tension could spark a wider war with Nkunda at its centre.
  • (5) The cost-cutting shakeup is being overseen by NHS England, but is already sparking a series of local political battles over the future of services, and exposes the health secretary, Jeremy Hunt, to fresh criticism after his controversial role in the junior doctors dispute.
  • (6) The army has said it will deploy troops on the streets on that day, while the president says he may introduce a state of emergency if, as expected, the protests spark widespread civil unrest.
  • (7) The protests have sparked an exodus of Chinese nationals, many of whom have fled to neighbouring countries or further.
  • (8) Increased wear-resistance of microsurgical instruments by facing, electric spark alloying and vacuum surfacing increases the working life of the instruments by 1.5-3 times.
  • (9) It was sparked by Ferguson's decision to sue Magnier over the lucrative stud fees now being earned by retired racehorse Rock of Gibraltar, which the Scot used to co-own.
  • (10) I think it would have been appropriate and right and respectful of people’s feelings to have done so.” There was also confusion over Labour policy sparked by conflicting comments made by Corbyn and his new shadow work and pensions secretary, Owen Smith.
  • (11) He was the peaceful activist whose sudden disappearance into a phalanx of riot police on a Baltimore street sparked a viral panic.
  • (12) The incident in Aswan that sparked Sunday's protest was an attack on a church that attackers claimed was being built illegally.
  • (13) The amendment has sparked a particular backlash against the senator widely regarded as responsible for the decision, Ahmed Yerima, who is reported to have married a 13-year old Egyptian girl.
  • (14) We have designated this phenomenon the sparking of growth, in which cholestanol satisfies an overall membrane sterol requirement and ergosterol fulfills a high specificity sparking function.
  • (15) Despite reasonable evidence suggesting the plot letter is a hoax , it has sparked debate in the city, with far right groups looking to capitalise while some prominent Muslims claim the allegations are baseless and rooted in Islamophobia.
  • (16) As the later Spark might have said, a mortal sin against the commandment to love beauty wherever one may find it.
  • (17) Griffin vowed to lodge a complaint at the "unfair" way the Question Time programme was produced, despite the BNP's claims that his appearance sparked the "biggest single recruitment night in the party's history".
  • (18) He claimed the blaze was sparked by overheated cables setting light to stacks of toilet roll.
  • (19) Some of the world’s largest investment firms have thrown their weight behind efforts to combat smoking, sparking renewed calls for UK local authorities to divest all their shares in the tobacco industry from their pension fund investments.
  • (20) The results surpassed all expectations and the change process has instilled a new sense of pride among nurses at the hospital and sparked the development of training sessions for other nurses in the region.