Micro (noun) Definition, Meaning & Examples

adjective
  1. extremely small.
  2. minute in scope or capability.
  3. of or relating to microcomputers.
  4. of or relating to microeconomics.
noun, plural mi·cros.
  1. anything extremely small in scope or capability.
  2. a microcomputer.
  3. microeconomics.
  1. a combining form with the meanings “small” (microcosm; microgamete), “very small in comparison with others of its kind” (microcassette; microlith), “too small to be seen by the unaided eye” (microfossil; microorganism), “dealing with extremely minute organisms, organic structures, or quantities of a substance” (microdissection; microscope), “localized, restricted in scope or area” (microburst; microhabitat), “(of a discipline) focusing on a restricted area” (microeconomics), “containing or dealing with texts that require enlargement to be read” (microfilm; microreader), “one millionth” (microgram).
adjective
  1. very small
noun plural -cros
  1. short for microcomputer, microlepidoptera, microprocessor, microwave oven
combining form
  1. small or minute
  2. involving the use of a microscope
  3. indicating a method or instrument for dealing with small quantities
  4. (in pathology) indicating abnormal smallness or underdevelopment
  5. denoting 10 –6
    Micro (noun) Definition, Meaning & Examples

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