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microbeam

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noun mi·cro·beam \ˈmī-krō-ˌbēm\

Definition of microbeam

  1. :  a beam of radiation of small cross section a focused laser microbeam a microbeam of electrons

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First Known Use of microbeam

1950

Medical Dictionary

microbeam

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noun mi·cro·beam \ˈmī-krō-ˌbēm\

Medical Definition of microbeam

  1. :  a beam of radiation of small cross section a laser microbeam

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