significant digit

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Related to significant digit: Least significant digit, Most significant digit
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Noun1.significant digit - any digit of a number that is known with certainty; any digit of a number beginning with the leftmost non-zero digit and ending with the rightmost non-zero digit (or a zero considered to be the exact value); "he calculated the answer to four significant figures"
digit, figure - one of the elements that collectively form a system of numeration; "0 and 1 are digits"
References in periodicals archive ?
New elements often differ in the third significant digit, despite often being given to eight.
num] (T) that unwraps the elements of tensor T, then converts the resulting string to an integer by treating it as a number in base c, with the first element being the most significant digit, and the last being the least significant.
All assay data is rounded to the nearest significant digit.
While we have a 7th significant digit precision to the desired energy, the correspondent bond length disagrees 19.
The level of accuracy is rather remarkable for such a small unit: within three percent of the wind speed reading or the least significant digit, whichever is greater.

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