flicker


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flicker:

see woodpeckerwoodpecker,
common name for members of the Picidae, a large family of climbing birds found in most parts of the world. Woodpeckers typically have sharp, chisellike bills for pecking holes in tree trunks, and long, barbed, extensible tongues with which they impale their insect
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Flicker

Momentary loss of light due to the fluctuation or loss of AC power.

flicker

[′flik·ər]
(optics)
A visual sensation produced by periodic fluctuations in light at rates ranging from a few cycles per second to a few tens of cycles per second.

flicker

1
Television a visual sensation, often seen in a television image, produced by periodic fluctuations in the brightness of light at a frequency below that covered by the persistence of vision

flicker

2
any North American woodpecker of the genus Colaptes, esp C. auratus (yellow-shafted flicker), which has a yellow undersurface to the wings and tail

flicker

An irregular sequence of frames in a movie or video image. The first flicker effect came from movie projectors that were out of synchronization with the film frames. See judder, interlace and flicker fusion rate.
References in periodicals archive ?
Because Flickers will sometimes consume wood fiber when excavating tree cavities (Bent, 1939), the possibility of the Flicker both eating and excavating soils for the purpose of creating a roost remains a possible explanation for the observation, albeit no evidence of other roost sites on the bank was evident.
Some people who are sensitive to flicker may not recognize that it is the cause of discomfort or even consciously perceive it.
Researchers characterized a high-performance system as one with high, overall system efficiency and no visible flicker.
The magnitude of the effect depends on the rate and amplitude of the flicker, the rate of object motion, and the viewing conditions [7].
What the industry uses is 30 hours per year on flicker.
This paper addresses how flicker that affects humans could be quantitatively characterized, and gives some examples of how LED lighting and control systems can be evaluated to mitigate undesired flicker.
After dropping in off a strong early pace, Velvet Flicker squeezed through a narrow gap inside the final furlong to defeat Luisant by a neck.
I have only experienced a mild flicker or two, but I can confirm that the firmware update does not seem to have solved the problem," said a user identified as "OSXAlex" on the support forum.
30 Leopardstown Silver Flash Stakes 7f (Group 3) ATR Card page 22 Key stat Kevin Prendergast, who trains Velvet Flicker, has had only one winner from 27 runners in the last fortnight
US-based independent investment bank Greenhill & Co, Inc (NYSE: GHL) has announced the appointment of James Flicker to the post of managing director.
The EDGE Flicker Noise Measurement System certifies accurate measurements from 1 Hz to 30 MHz with background noise of typically less than 1.
Their work shows that if wind turbines rotate more than 60 times a minute, their shadow flicker can bring on harmful side-effects to people close by.