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definitions

submillimeter

[ suhb-mil-uh-mee-ter ]
/ sʌbˈmɪl əˌmi tər /

adjective

less than a millimeter in size: a submillimeter wave.

Nearby words

  1. submersion,
  2. submetacentric,
  3. submetallic,
  4. submicron,
  5. submicroscopic,
  6. subminiature,
  7. subminiature camera,
  8. subminiaturize,
  9. subminimum,
  10. subminimum wage

Origin of submillimeter

First recorded in 1950–55; sub- + millimeter
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019