v. com·mut·ed, com·mut·ing, com·mutes
1. To travel as a commuter: She commuted each day to her office downtown by subway.
a. To make substitution or exchange.
b. To serve as a substitute.
3. To pay in gross, usually at a reduced rate, rather than in individual payments.
4. Mathematics & Logic To satisfy a commutative property. If a × b = b × a, then a commutes with b, regardless of whether the operation indicated by × is commutative.
1. To substitute (one thing for another); exchange.
2. To change (a penalty, debt, or payment) to a less severe one.
An act or instance of commuting, especially the trip made by a commuter: a 22-mile commute; an easy commute.
[Middle English commuten, to transform, from Latin commūtāre : com-, com- + mūtāre, to change; see mei-1 in the Appendix of Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2016 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
The American Heritage Dictionary Blog
Check out our blog, updated regularly, for new words and revised definitions, interesting images from the 5th edition, discussions of usage, and more.
American Heritage Dictionary Products
The American Heritage Dictionary, 5th Edition
The American Heritage Dictionary of Idioms
The American Heritage Roget's Thesaurus
Curious George's Dictionary
The American Heritage Children's Dictionary
The American Heritage Dictionary of Indo-European Roots
The American Heritage Student Grammar Dictionary
The American Heritage Desk Dictionary + Thesaurus
The American Heritage Science Dictionary
The American Heritage Dictionary of Business Terms
The American Heritage Student Dictionary
The American Heritage Essential Student Thesaurus