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simple interest

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noun
interest payable only on the principal; interest that is not compounded.
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Origin of simple interest

First recorded in 1790–1800
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use simple interest in a sentence

British Dictionary definitions for simple interest

simple interest

noun
interest calculated or paid on the principal aloneCompare compound interest
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

Scientific definitions for simple interest

simple interest

Interest computed only on the original principal and not on the sum of the principal plus accrued interest. The amount of simple interest remains constant. Compare compound interest.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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