Word.ws English Dictionary

CMB

CMB is the initialism of coastal motor boat.

CMB is the initialism of cosmic microwave background.

Meaning of coastal motor boat

Noun

coastal motor boat (plural coastal motor boats)

  1. a small warship used in the Royal Navy during the First World War that carried torpedoes, mines or depth charges.

Meaning of cosmic microwave background

Noun

cosmic microwave background (uncountable, abbreviation CMB)

  1. Faint thermal radiation that pervades all space and is thought to be the remnants of the Big Bang, produced during the epoch of recombination.
    • Holonyms: cosmic background, cosmic background radiation < electromagnetic radiation < radiation

Forms of CMB

pluralCMBs

Questions about CMB

What is CMB the initialism of?
CMB is the initialism of coastal motor boat.

Words near CMB in the dictionary

  1. CMA
  2. CMAQ
  3. CMAS
  4. cmavo
  5. Cmaylo
  6. CMB
  7. Cmb.
  8. CMBR
  9. CMBS
  10. CMBSs
  11. CMC

Source and license

Adapted from Wiktionary: CMB (page history and authors); coastal motor boat (page history and authors); cosmic microwave background (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “CMB.” Word.ws, https://word.ws/cmb. Based on Wiktionary, CC BY-SA 4.0.