microbeam

English

Etymology

Etymology tree
Proto-Indo-European *mey-der.?
Ancient Greek μῑκρός (mīkrós)
Ancient Greek μῑκρο- (mīkro-)lbor.
English micro-
Proto-Germanic *bagmaz?
Proto-West Germanic *baum
Old English bēam
Middle English bem
English beam
English microbeam

    From micro- + beam.

    Noun

    microbeam (plural microbeams)

    1. (physics) A beam having a small cross section
      microbeam analysis
      a single-particle microbeam
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