Etymology

nanobeam

N1A1N1O1B3E1A1M3

Today it means: A nanosized beam (structural unit, or stream of particles or radiation) Full definition →

English beam ← Middle English bem ← Old English bēam
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The story

  1. Ancient Greekνᾶνος (nânos)
  2. Latinnānus
  3. Englishnano-
  4. Proto-Germanic*bagmaz?
  5. Proto-West Germanic*baum
  6. Old Englishbēam
  7. Middle Englishbem
  8. Englishbeam
  9. English todaynanobeam

From nano- + beam.

Etymology from Wiktionary, CC BY-SA 4.0.