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Medical Term:

micrometer

Pronunciation: mi-krom'e-ter

Definition:

  1. One millionth of a meter; formerly called micron.
  2. A device for measuring various types of objects in an accurate and precise manner.
  3. medicine, biology usually used with reference to a glass slide or lens that is marked for measuring microscopic forms accurately.

[micro- + G. metron, measure]

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