[mahy-kroh-ek-uh-nom-iks, -ee-kuh-]

noun (used with a singular verb)

the branch of economics dealing with particular aspects of an economy, as the price-cost relationship of a firm.

Origin of microeconomics

First recorded in 1945–50; micro- + economics
Related formsmi·cro·ec·o·nom·ic, adjectivemi·cro·e·con·o·mist [mahy-kroh-i-kon-uh-mist] /ˌmaɪ kroʊ ɪˈkɒn ə mɪst/, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for microeconomics



(functioning as singular) the branch of economics concerned with particular commodities, firms, or individuals and the economic relationships between themCompare macroeconomics
Derived Formsmicroeconomic, adjective
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

Word Origin and History for microeconomics

1948, from micro- + economics. Related: Microeconomic.

Online Etymology Dictionary, © 2010 Douglas Harper

microeconomics in Culture


Economic analysis of particular components of the economy, such as the growth of a single industry or demand for a single product. (Compare macroeconomics.)

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.