scientific notation


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 × 103.

Nearby words

  1. scientific content analysis,
  2. scientific creationism,
  3. scientific empiricism,
  4. scientific method,
  5. scientific name,
  6. scientific socialism,
  7. scientific theory,
  8. scientism,
  9. scientist,
  10. scientistic

Origin of scientific notation

First recorded in 1960–65 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Science definitions for scientific notation

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 X 104.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.