to flicker

Definition of to flicker in English English dictionary: A short moment; A certain type of small woodpecker, especially of the genus Colaptes; {v} to flutter, play the wings, laugh; shine unsteadily; "The candle flickered; flash intermittently; "The lights flicked on and off"; The wavering or fluttering visual sensation produced by intermittent light; An unsteady flash of light; {i} unsteady light, sparkle, glimmer; blink (of the eye); unsteadiness of the image on a monitor (Computers); the act of moving back and forth; If a light or flame flickers, it shines unsteadily. A television flickered in the corner. Flicker is also a noun. Looking through the cabin window I saw the flicker of flames; shine unsteadily; "The candle flickered"; Impression of fluctuating luminance or color Floodlight Projector designed for floodlighting, usually capable of being pointed in any direction and of weatherproof construction; When the image on the display is not refreshed fast enough, it appears to flicker or quiver as it dims and brightens repeatedly The term Flicker Free is now used to describe those monitors with refresh rates high enough that flicker is unnoticeable to the human eye Generally, refresh rates of 70Hz or higher are considered to be flicker free; North American woodpecker a momentary flash of light move back and forth very rapidly; "the candle flickered"; The act of wavering or of fluttering; fluctuation; sudden and brief increase of brightness; as, the last flicker of the dying flame; To flutter; to flap the wings without flying; move back and forth very rapidly; "the candle flickered"; To keep going on and off; to appear and disappear for short moments; to flutter; North American woodpecker; North American woodpecker a momentary flash of light move back and forth very rapidly; "the candle flickered" flash intermittently; "The lights flicked on and off" shine unsteadily; "The candle flickered; Extremely rapid variations in light intensity Causes eye fatigue for some people ESI's Flicker Percentage: < 3%; If something flickers, it makes very slight, quick movements. In a moment her eyelids flickered, then opened A few moments later Mrs Tenney's eyelids flickered open. Any of six species of New World woodpeckers (genus Colaptes) noted for spending much time on the ground eating ants. The sticky saliva of the flicker is alkaline, perhaps to counteract the formic acid that ants secrete. Its bill is more slender than that of most woodpeckers and is slightly down-curved. Most flickers have a white rump, black breast band, and varied head markings, and most are about 13 in. (33 cm) long; Impression of fluctuating brightness or color, occurring when the frequency of the observed variation lies between a few hertz and the fusion frequencies of the images; The cyclic variation in instantaneous light output resulting from use of 60-Hz power; To waver unsteadily, like a flame in a current of air, or when about to expire; as, the flickering light; If you experience a flicker of emotion, you feel that emotion only for a very short time, and not very strongly. He felt a flicker of regret He looked at me, a flicker of amusement in his cold eyes; {f} flash, twinkle, glimmer; quick back and forth movement; flutter, quiver; To burn or shine unsteadily. To burn or shine with a wavering light; Called also yellow-hammer, high-holder, pigeon woodpecker, and yucca; The golden-winged woodpecker (Colaptes aurutus); so called from its spring note; In vision research, usually a light alternating according to a sinusoidal or square wave manner; not wavering erratically; Occurs when molecules other than the ion enters the channel opening and briefly blocks ion conductance This can be seen on single-channel recordings as squiggly lines during the open time, as well as a lower overall conductance "Desensitization" is believed to be due to too much ligand, for example acetylcholine and nAChR channels, blocking the channel rather than activating it For CFTR, NPPB or DPC induces rapid flicker and therefore block pore; A perceivable fluctuation of the brightness levels of a displayed image This problem is often present in CRT monitors that have a vertical scan rate that is too low; Slow variations in voltage that cause the light intensity in a fluorescent light to vary and give the impression of unsteadiness of visual perception; The alternation of light and dark periods which can be visually appreciated; a momentary flash of light