white·out

[hwahyt-out, wahyt-]
noun
1.
Meteorology.
a.
a condition, found in polar regions, in which uniform illumination from snow on the ground and from a low cloud layer makes features of the landscape indistinguishable.
b.
a condition of heavily falling or blowing snow in which visibility is very poor.
2.
an act or instance of whiting out with a correction fluid.
3.
a white correction fluid used for this: a bottle of whiteout.
4.
a mistake, as in typing, that has been whited out with a correction fluid.

Origin:
1940–45; (defs 2–4) noun use of verb phrase white out; (def 1) white + (black)out

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source Link To whiteout
00:10
Whiteout is always a great word to know.
So is callithumpian. Does it mean:
an extraordinary or unusual thing, person, or event; an exceptional example or instance.
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
WordNet
whiteout

noun
1. an arctic atmospheric condition with clouds over snow produce a uniform whiteness and objects are difficult to see; occurs when the light reflected off the snow equals the light coming through the clouds 

verb
1. cover up with a liquid correction fluid; "white-out the typo" 
2. lose daylight visibility in heavy fog, snow, or rain [syn: white-out
WordNet® 3.0, © 2006 by Princeton University.
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Example sentences
Open, rural areas remain hazardous with whiteout conditions and drifting snow.
Some plows were pulled from area roads during whiteout conditions.
Watch out, however, for late afternoon snow and whiteout conditions.
It is currently still snowing and windy, creating whiteout conditions.
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