pref. 1. a. Small: microcircuit. b. Abnormally small: microcephaly. c. Requiring or involving microscopy: microsurgery. 2. One millionth (10-6): microampere. [Greek mīkro-, from mīkros, small.] |
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.
adj. 1. Very small or microscopic. 2. Basic or small-scale: the economy's performance at the micro level. n. pl. mi·cros 1. a. A microcomputer. b. A microprocessor. 2. a. A microbrewery. b. A microbrew. [From MICRO-.] |
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.