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# significant digits

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plural noun Mathematics.
1. 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.

## Origin of .css-1fxfie5{font-size:22px;}@media (max-width:768px){.css-1fxfie5{font-size:18px;margin:0 10px 10px 0;word-break:break-all;word-wrap:break-word;-webkit-hyphens:auto;-moz-hyphens:auto;-ms-hyphens:auto;hyphens:auto;line-height:22px;}}significant digits

First recorded in 1920–25
Also called significant figures.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for significant figures

# significant figures

### espUSsignificant digits

pl n
1. the figures of a number that express a magnitude to a specified degree of accuracy, rounding up or down the final figure3.141 59 to four significant figures is 3.142
2. the number of such figures3.142 has four significant figures Compare decimal place (def. 2)