Dictionary.com

lowest common denominator

Save This Word!

noun Mathematics.
QUIZ
GOOSES. GEESES. I WANT THIS QUIZ ON PLURAL NOUNS!
Test how much you really know about regular and irregular plural nouns with this quiz.
Question 1 of 9
Which of the following nouns has an irregular plural form?

Origin of lowest common denominator

First recorded in 1935–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use lowest common denominator in a sentence

British Dictionary definitions for lowest common denominator

lowest common denominator

noun
the smallest integer or polynomial that is exactly divisible by each denominator of a set of fractionsAbbreviation: LCD, lcd Also called: least common denominator
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 lowest common denominator

lowest common denominator
[ lōĭst ]

The least common multiple of the denominators of a set of fractions. For example, the lowest common denominator of 13 and 34 is 12.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Cultural definitions for lowest common denominator

lowest common denominator

The smallest number that can be divided evenly into two other numbers (see common denominator). When fractions with different denominators are added together, their denominators have to be made the same; thus, fractions with denominators of nine and twelve have thirty-six as a lowest common denominator. Seventy-two and 108 are also common denominators for fractions with denominators of nine and twelve, but thirty-six is the lowest.

notes for lowest common denominator

The term lowest common denominator is often used to indicate a lowering of quality resulting from a desire to find common ground for many people: “This fall's TV programming finds the lowest common denominator of taste.”
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
FEEDBACK