micrometre

Variant of micrometer

micrometer definition

mi·crom·eter (mī kräm′ət ər)

noun

  1. an instrument for measuring very small distances, angles, diameters, etc., used on a telescope or microscope
  2. micrometer caliper

Etymology: Fr micromètre: see micro- & -meter

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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