What's the difference between flash and spark?

Flash


Definition:

  • (v. i.) To burst or break forth with a sudden and transient flood of flame and light; as, the lighting flashes vividly; the powder flashed.
  • (v. i.) To break forth, as a sudden flood of light; to burst instantly and brightly on the sight; to show a momentary brilliancy; to come or pass like a flash.
  • (v. i.) To burst forth like a sudden flame; to break out violently; to rush hastily.
  • (v. t.) To send out in flashes; to cause to burst forth with sudden flame or light.
  • (v. t.) To convey as by a flash; to light up, as by a sudden flame or light; as, to flash a message along the wires; to flash conviction on the mind.
  • (v. t.) To cover with a thin layer, as objects of glass with glass of a different color. See Flashing, n., 3 (b).
  • (n.) To trick up in a showy manner.
  • (n.) To strike and throw up large bodies of water from the surface; to splash.
  • (n.) A sudden burst of light; a flood of light instantaneously appearing and disappearing; a momentary blaze; as, a flash of lightning.
  • (n.) A sudden and brilliant burst, as of wit or genius; a momentary brightness or show.
  • (n.) The time during which a flash is visible; an instant; a very brief period.
  • (n.) A preparation of capsicum, burnt sugar, etc., for coloring and giving a fictious strength to liquors.
  • (a.) Showy, but counterfeit; cheap, pretentious, and vulgar; as, flash jewelry; flash finery.
  • (a.) Wearing showy, counterfeit ornaments; vulgarly pretentious; as, flash people; flash men or women; -- applied especially to thieves, gamblers, and prostitutes that dress in a showy way and wear much cheap jewelry.
  • (n.) Slang or cant of thieves and prostitutes.
  • (n.) A pool.
  • (n.) A reservoir and sluiceway beside a navigable stream, just above a shoal, so that the stream may pour in water as boats pass, and thus bear them over the shoal.

Example Sentences:

  • (1) Osman had gone close before that, flashing a shot over from seven yards after a corner.
  • (2) The data indicate that hot flashes may start much earlier and continue far longer than is commonly recognized by physicians or acknowledged in textbooks of gynecology.
  • (3) 'frequent' and probability of 'rare' flashes was 20%.
  • (4) All are satisfied by [Formula: see text], where N is the size of rod signal, constant for threshold; theta, theta(D) are steady backgrounds of light and receptor noise; varphi is the threshold flash with sigma a constant of about 2.5 log td sec; B the fraction of pigment in the bleached state.
  • (5) The flash visually evoked cortical potential (VECP) was recorded in 18 human albinos.
  • (6) The mixed-valence-state cytochrome oxidase mixed with O2 at -24 degrees C and flash-photolysed at -60 to -100 degrees C reacts with O2 and initially forms an oxy compound (A2) similar to that formed from the fully reduced state (A1).
  • (7) Dementia produced a slowing of the major positive (P2) component of the flash VEP but did not affect the latency of the flash P1 component or the P100 pattern-reversal component.
  • (8) We have investigated the relationship between rhodopsin photochemical function and the retinal rod outer segment (ROS) disk membrane lipid composition using flash photolysis techniques.
  • (9) The signal recovers rapidly (approximately 90 s) and can be repeated in a succession of flashes.
  • (10) Repeated flashes above a few per second do not so much cause fatigue of the VEPs as reduce or prevent them by a sustained inhibition; large late waves are released as a rebound excitation any time the train of flashes stops or is delayed or sufficiently weakened.
  • (11) Three types of behavior of the compound eye of Daphnia magna are characterized: 'flick', a transient rotation elicited by a brief flash of light; 'fixation', a maintained eye orientation in response to a stationary light stimulus of long-duration; 'tracking', the smooth pursuit of a moving stimulus.
  • (12) The instrument is based on an established procedure for dark adaptation measurement in which the subject continuously adjusts the threshold luminance of a recurrently flashing stimulus.
  • (13) Justice League, a followup to Dawn of Justice featuring Batman, Superman and Wonder Woman, arrives in May 2017, with a film starring Flash and the Green Lantern debuting the following Christmas.
  • (14) A 300 mus decay component of ESR Signal I (P-700+) in chloroplasts is observed following a 10 mus actinic xenon flash.
  • (15) A comparative study is made, at 15 degrees C, of flash-induced absorption changes around 820 nm (attributed to the primary donors of Photosystems I and II) and 705 nm (Photosystem I only), in normal chloroplasts and in chloroplasts where O2 evolution was inhibited by low pH or by Tris-treatment.
  • (16) In the presence of dextran sulphate the recombination of hemoglobin with carbon monoxide after flash photolysis is biphasic and the fraction of quickly reacting material increases with dilution of the protein.
  • (17) For all its posing and grooming, there are no nightclubs - the only flashing lights along this coast are the glowworms strobing across the grass at dusk.
  • (18) It was a wonderful piece of close control from Cassano, taking out two defenders in one movement, and Balotelli was quicker and more decisive than his marker, Holger Badstuber, to flash his header past Neuer.
  • (19) The visibility of a 1 degree, 200-msec flash on a large yellow field was measured as a function of the intensity of a coincident pedestal flash (a flash that was the same in both temporal intervals of a two-alternative forced-choice trial).
  • (20) The mean firing rates were significantly altered by either electrical or flash stimuli repeated 500 times at 0.97 Hz in those units which showed no transitory response.

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.

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