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Noun: millimicron  ,mi-lu'mI,krón
Usage: Brit
  1. A metric unit of length equal to one billionth of a meter
    - nanometer [US], nanometre [Brit, Cdn], nm, micromillimeter [US], micromillimetre [Brit, Cdn]

Derived forms: millimicrons

Type of: metric linear unit

Part of: micrometer[2] [US], micrometre [Brit, Cdn], micron

Encyclopedia: Millimicron

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