English version

vanishingly small/improbable

From Longman Dictionary of Contemporary Englishvanishingly small/improbablevanishingly small/improbableextremely small or unlikely The chances of dying under anaesthetic are vanishingly small. vanishingly
Examples from the Corpus
vanishingly small/improbableIf the object is very distant, linear magnification becomes vanishingly small.On average, the chances of weediness emerging by accident are vanishingly small.Statistically, however, the chance of avoiding synonyms altogether is vanishingly small.But even if this conclusion is not justified, we can say that infallible beliefs must have vanishingly small content.It would need a gigantic and vanishingly improbable leap across genetic hyperspace.For just the same reason, it is vanishingly improbable that exactly the same evolutionary pathway should ever be travelled twice.
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