What's the difference between blink and flicker?

Blink


Definition:

  • (v. i.) To wink; to twinkle with, or as with, the eye.
  • (v. i.) To see with the eyes half shut, or indistinctly and with frequent winking, as a person with weak eyes.
  • (v. i.) To shine, esp. with intermittent light; to twinkle; to flicker; to glimmer, as a lamp.
  • (v. i.) To turn slightly sour, as beer, mild, etc.
  • (v. t.) To shut out of sight; to avoid, or purposely evade; to shirk; as, to blink the question.
  • (v. t.) To trick; to deceive.
  • (v. i.) A glimpse or glance.
  • (v. i.) Gleam; glimmer; sparkle.
  • (v. i.) The dazzling whiteness about the horizon caused by the reflection of light from fields of ice at sea; ice blink.
  • (pl.) Boughs cast where deer are to pass, to turn or check them.

Example Sentences:

  • (1) Polygraphic and videotape recordings, carried out for several nights, showed that after nearly each REM period, he would wake up briefly, presenting eye blinking followed by a burst of generalized hypersynchronous theta to start his seizures.
  • (2) The application of single magnetic field pulses over the frontal eye field or over the visual cortex did not elicit eye movements except for small vertical eye movements as part of a magnetically elicited blink.
  • (3) After 1 year of age the latency of the R2 mechanical blink reflex had a tendency to be shorter than that of the electrical blink reflex.
  • (4) "He blinks before answering: 'Depends how big the team is.
  • (5) Following the last model’s disappearance backstage, Galliano appeared briefly in front of the audience and bobbed a blink-and-you-missed-it bow, dressed in the white lab coat that is the uniform of the Maison Margiela label for whom he now designs.
  • (6) "If you blink in front of Russia, you always end up in trouble," Štefan Füle, the EU enlargement commissioner, told the Carnegie Europe thinktank.
  • (7) A breathless, blink-and-you’ll-miss-it beginning had three goals inside the first 10 minutes.
  • (8) Nobody is sure what dangerous chemical imbalance this would create but the Fiver is convinced we'd all be dust come October or November, the earth scorched, with only three survivors roaming o'er the barren landscape: Govan's answer to King Lear, ranting into a hole in the ground; a mute, wild-eyed pundit, staring without blinking into a hole in the ground; and a tall, irritable figure standing in front of the pair of them, screaming in the style popularised by Klaus Kinski, demanding they take a look at his goddamn trouser arrangement, which he has balanced here on the platform of his hand for easy perusal, or to hell with them, for they are no better than pigs, worthless, spineless pigs.
  • (9) Nevertheless, most characteristics of blink neural control are common to both reflex blinks.
  • (10) At the Department of Pediatric Ophthalmology, Wills Eye Hospital, 17 children, 18 months to 10 years of age, were seen with a chief complaint of intermittent excessive blinking.
  • (11) He dictates the next rally and when Murray decides to go for another lob, Dimitrov is on to the ruse and swats a contemptuous smash away to seal the first set that flashed by in the blink of an eye!
  • (12) Their composure was shattered from the moment Alex McCarthy gifted the visitors an equaliser, all authority wrested away in the blink of an eye and Liverpool , suddenly focused where previously they had been limp and ineffective, the more persuasive threat in what time that remained.
  • (13) Blink reflex was elicited by paired electrical stimulation over the supraorbital nerve.
  • (14) For a brief blink after Soviet collapse, the co-dependency between church and state appeared to have imploded, much like the country itself.
  • (15) The tear rate in response to a provocative test was diminished in treated rats, presumably due to reduced afferent trigeminal input to the brain stem; blinking rates were more frequent in these animals.
  • (16) It is suggested that both areas are involved in the R2 blink reflex component.
  • (17) R2 component of blink reflex was absent bilaterally in 90% patients of group 1 and 2, while unilateral R2 at least was present in group 3.
  • (18) In infants after 25 weeks of conceptional age we could usually induce the early response (R1) and ipsilateral late response (R2), while the contralateral late response (R2') of the electrical blink reflex became apparent after 33 weeks of conceptional age and the frequency of the appearance of R2' reached more than 60% after 38 weeks of conceptional age.
  • (19) A Tumblr page succinctly called Fuck Yeah, Cillian Murphy's Eyes consists of pages and pages of photographs of the actor, looking up, down, left, right, blinking, winking, staring, gazing – you name it.
  • (20) Typically, their ongoing ward behavior consisted of very low level activity, involving small peripheral limb movements, wandering or blinking eyes, mouthing or grimacing, and repetitive, reflexive types of patterns labeled "fixed action sequences."

Flicker


Definition:

  • (v. i.) To flutter; to flap the wings without flying.
  • (v. i.) To waver unsteadily, like a flame in a current of air, or when about to expire; as, the flickering light.
  • (n.) The act of wavering or of fluttering; flucuation; sudden and brief increase of brightness; as, the last flicker of the dying flame.
  • (n.) The golden-winged woodpecker (Colaptes aurutus); -- so called from its spring note. Called also yellow-hammer, high-holder, pigeon woodpecker, and yucca.

Example Sentences:

  • (1) Indirect blood pressure measurement techniques included automated oscillometry, manual auscultation, visual onset of oscillation (flicker) and return-to-flow methods.
  • (2) The flickers, similar in nature to the flickers observed for physiological channels, were of the order of 1 ms and the interval between flickers was of the order of 50 ms.
  • (3) I watched as she made the briefest eye contact with me on their way back, the flicker of hurt and sadness in her eyes reflecting mine, before the shutters came down.
  • (4) The characteristics of pattern and flicker (movement) detection are compared to electrophysiological studies on X (sustained) and Y (transient) neurones respectively, and correlations are described for studies of temporal frequency response, non-linearity, width of receptive field, strength of the inhibitory surround and motion sensitivity.
  • (5) The performance tests included tracking, choice reaction, flicker fusion, exophoria, nystagmus, digit symbol substitution and the subjective assessment of mood.
  • (6) Psychometric performance parameters and the critical flicker-fusion frequency are studied in various groups and in patients with chronic cerebral circulation trouble.
  • (7) It caused alpha-adrenergic stimulation (blood pressure and pupil diameter) and central nervous system excitation (critical flicker frequency), both of which were more marked in males than in females.
  • (8) Only two eyes showed a definite alteration in optic disc anatomy without the development of field loss, and field defects appeared in only one of 109 eyes in which there was no change or suspected change on flicker comparison.
  • (9) There were flickers for Alberto Moreno and Origi straight away, Lallana looped a header off target and Jordan Henderson got the better of Aké before seeing Heurelho Gomes tip over his shot.
  • (10) Twenty-four male graduate volunteers were administered a battery of psychological tests--critical flicker fusion (CFF; alternate and simultaneous), reaction time (simple and choice), memory (forward and backward), and associative recall--to ascertain their performance capability during the different times of day.
  • (11) At positive applied voltages, TeTx channels flicker continuously between a closed state and the various distinct open states.
  • (12) The luminance threshold for the detection of 25 Hz flicker was measured in nine patients with retinal disorders under stimulus conditions that have been shown previously to involve an interaction between rod and cone systems.
  • (13) The results obtained by flicker were compared with those reported on the responses evoked by different visual stimuli.
  • (14) The future development of perimetry will be characterized by a refinement of measured value statistics and the testing of perimetric procedures that test more complex physiological functions than sensitivity to differences (e.g., analysis of temporal transmission characteristics in flicker perimetry.
  • (15) For patients sensitive at normal viewing distances, where 50 Hz diffuse flicker appeared to be responsible for the induction of paroxysmal activity, the probability with which paroxysmal activity was induced was closely related to the subtense of the screen.
  • (16) Fourteen patients with symptoms of acute unilateral optic neuritis were examined with the Pulfrich test and the Aulhorn flicker test.
  • (17) Visual discomfort has been related to 1) the presence of flicker; the possibility to regulate, 2) brightness, 3) height; and 4) inclination of monitor.
  • (18) High ambient temperature had no significant effect on critical flicker fusion frequency.
  • (19) (1) Annular stimulation of rods slightly facilitated rod-mediated flicker sensitivity to frequencies less than 10 Hz.
  • (20) The result was good news for the north-east generally as Newcastle’s flickering hopes of escaping the drop were also given the faintest breath of oxygen.