significant digits

significant digits
Math.
all the nonzero digits of a number and the zeros that are included between them or that are final zeros and signify accuracy: The significant digits of 0.01230 are 1, 2, 3, and the final 0, which signifies accuracy to five places. Also called significant figures.
[1920-25]

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significant figures or (esp N American) significant digits plural noun (mathematics)
The figures 1 to 9, or zeroes occurring medially, used to express a magnitude (eg the numbers 3.15, 0.0127 and 1.01 are each expressed to three significant figures)
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Main Entry:signify

Useful english dictionary. 2012.

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  • significant digits — Math. all the nonzero digits of a number and the zeros that are included between them or that are final zeros and signify accuracy: The significant digits of 0.01230 are 1, 2, 3, and the final 0, which signifies accuracy to five places. Also… …   Universalium

  • significant digits — signif′icant dig′its n. pl. math. all the nonzero digits of a number and the zeros that are included between them or that are final zeros and signify accuracy: The significant digits of 0.01230 are 1, 2, 3, and the final 0. Also called… …   From formal English to slang

  • Significant figures — The significant figures (also called significant digits) of a number are those digits that carry meaning contributing to its precision. This includes all digits except: leading and trailing zeros where they serve merely as placeholders to… …   Wikipedia

  • significant figures — noun plural : figures of a number that begin with the first figure to the left that is not zero and that end with the last figure to the right that is not zero or is a zero that is considered to be correct * * * significant figures or (esp N… …   Useful english dictionary

  • significant figure — ► NOUN Mathematics ▪ each of the digits of a number that are used to express it to the required degree of accuracy …   English terms dictionary

  • significant figure — noun 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… …   Useful english dictionary

  • significant digit — noun Date: 1923 any of the digits of a number beginning with the digit farthest to the left that is not zero and ending with the last digit farthest to the right that is either not zero or that is a zero but is considered to be exact called also… …   New Collegiate Dictionary

  • significant figures — /sɪgˌnɪfəkənt ˈfɪgəz/ (say sig.nifuhkuhnt figuhz) plural noun the digits in a number excluding the zeros after an integral number or before a decimal fraction (except those added to signify accuracy). In 0.0352 and in 35 200 the significant… …  

  • significant digit — noun A digit that is nonzero, or when it is zero, it is followed only by zero digits. Used in rounding …   Wiktionary

  • significant digit — (Computers) digit that has the highest value within a group of digits (according to which one can discover if the digit is written from left to right or vice versa) …   English contemporary dictionary

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