Origin of the word "Logarithm" Forums Main Page › Forums Main Page › Precalculus › Logarithmic Functions And Their Graphs › Logarithms › Origin of the word "Logarithm" This topic has 0 replies, 1 voice, and was last updated 11 years, 1 month ago by Sharma. Viewing 0 reply threads Author Posts November 4, 2013 at 10:36 pm #1650 SharmaKeymaster Coined by John Napier, the word “logarithm” is made up of the compound of the two Greek words Logos (or ratio) and arithmos (or number). Author Posts Viewing 0 reply threads You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In