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intr.v. van·ished, van·ish·ing, van·ish·es
a. To pass out of sight, especially quickly; disappear. See Synonyms at disappear.
b. To pass out of existence: when the dinosaurs vanished from the earth.
2. Mathematics To become zero. Used of a function or variable.

[Middle English vanisshen, alteration of Old French esvanir, esvaniss-, from Vulgar Latin *exvanīre, alteration of Latin ēvānēscere : ē-, ex-, ex- + vānēscere, to vanish (from vānus, empty; see euə- in Indo-European roots).]

van′ish·er n.
van′ish·ing·ly adv.
van′ish·ment n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adv.1.vanishingly - so as to disappear or approach zero; "errors are vanishingly rare"
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References in periodicals archive ?
I'm generally in favour of summer football but with the prospect of that coming to pass being vanishingly small, perhaps the SPFL could consider a Saturday-only policy for games during December.
Summary: TEHRAN (FNA)- There are billions of Android phones and tablets out there, but only a vanishingly small number of them are running Google's latest Android release, known as Oreo.
There is a vanishingly small possibility that North Korea and Iran will simply capitulate because Washington demands it.
He admits that the amount of coal involved is "insignificant", so the CO2 emissions (not pollution) will be vanishingly small, and as the UK as a whole only emits 1.
But most leftists did not make much of an issue out of the bill since burqas and full-face veils are vanishingly rare in Germany.
I would rather my tax money was spent on things with a better return and social value, and there are plenty of them, than a shiny toy to get a vanishingly small proportion of the population from one part of the country to another, not too far away, 10 minutes quicker.
Electron microscope images now reveal tiny feeder channels branching down from the tube to the bottom whorl of the shell, opening in vanishingly small slits to outside air.
With the technology available in 1916, Einstein said waves were vanishingly small and nearly impossible to detect.
A record-breaking string of hot years since 2000 is almost certainly a sign of man-made global warming, with vanishingly small chances that it was caused by random, natural swings, a study showed on Monday.
Among those possible explanations, the authors hypothesize that cohorts of children like the ones in their study would have a vanishingly small proportion of the extreme autism phenotypes that appear in case-control studies.
And, of course, the racial mix in Norfolk is vanishingly small, so Birmingham must have been a real become an Apple shop shock, but then you have to be interested in learning about other cultures.