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scientific notation

noun
1.
a method for expressing a given quantity as a number having significant digits necessary for a specified degree of accuracy, multiplied by 10 to the appropriate power, as 1385.62 written as 1.386 × 10 3 .
Origin of scientific notation
1960-1965
First recorded in 1960-65
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Based on the Random House Dictionary, © Random House, Inc. 2018.
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scientific notation in Science
scientific notation  
A method of expressing numbers in terms of a decimal number between 1 and 10 multiplied by a power of 10. The scientific notation for 10,492, for example, is 1.0492 × 104.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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