millimicron


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mil·li·mi·cron

(mmcm) (mil'i-mī'kron)
Former term for nanometer

millimicron

(mil-i-mi'kron),

An obsolete term for distance in the metric system, usually applied to light wavelength.
See: nanometer

millimicron

a nanometre - one thousandth of a MICROMETRE.