micro- definition

  • prefix:
    • Small: microcircuit.
    • uncommonly small: microcephaly.
    • needing or involving microscopy: microsurgery.
    • One-millionth (10-6): microampere.
    • tiny.
    • One millionth.
  • others:
    • Small, little, insignificant, small.
    • A millionth section of.
  • noun:
    • In entomology, any small pest.
    • some Greek beginning, indicating ‘small, little’; specifically, in physics, a prefix indicating a unit one millionth part of the unit it really is prefixed to: as, Microfarad, microhm, etc.; in lithology, suggesting the construction designated is microscopic in personality, or that it is so minutely created as never to be acknowledged with no assistance of this microscope, age. g. microgranitic, micropegmatitic, microgranulitic. See these terms.
  • adjective:
    • extremely tiny in scale or scope or capability

Related Sources

  • Definition for "micro-"
  • Sentence for "micro-"
    • There has always been varying levels…
    • View More
  • Same Context for "micro-"
  • Medical Dictionary for "micro-"
    • Prefix meaning tiny, as with microcephaly…
    • View More
152 votes

How would you define micro-?

All the definitions on AZdictionary were written by people just like you. Now's your chance to add your own!