a logarithm having 10 as the base.
Compare natural logarithm.
Origin of common logarithm
First recorded in 1890–95
Also called Briggsian logarithm.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for common logarithm
a logarithm to the base ten. Usually written log or log 10Compare natural logarithm
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Science definitions for common logarithm
A logarithm having 10 as its base. Compare natural logarithm.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.