[ moj-uh-ler ]
/ ˈmɒdʒ ə lər /
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of or relating to a module or a modulus.
composed of standardized units or sections for easy construction or flexible arrangement: a modular home; a modular sofa.
Mathematics. (of a lattice) having the property that for any two elements with one less than the other, the union of the smaller element with the intersection of the larger element and any third element of the lattice is equal to the intersection of the larger element with the union of the smaller element and the third element.
Computers. composed of software or hardware modules that can be altered or replaced without affecting the remainder of the system.


something, as a house or piece of furniture, built or organized in self-contained units or sections.
a self-contained unit or item, as of furniture, that can be combined or interchanged with others like it to create different shapes or designs.



Set some time apart to test your bracket symbol knowledge, and see if you can keep your parentheses, squares, curlies, and angles all straight!
Question 1 of 7
Let’s start with some etymology: What are the origins of the typographical word “bracket”?

Origin of modular

From the New Latin word modulāris, dating back to 1790–1800. See module, -ar1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

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British Dictionary definitions for modular

/ (ˈmɒdjʊlə) /


of, consisting of, or resembling a module or modulus

Derived forms of modular

modularity (ˌmɒdjʊˈlærɪtɪ), noun
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
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