Word.ws English Dictionary

mains hum

mains hum noun: a sound associated with alternating current which has a frequency a multiple of that of the mains electricity.

Noun

mains hum (uncountable)

  1. A sound associated with alternating current which has a frequency a multiple of that of the mains electricity.

Questions about mains hum

What does mains hum mean?
Mains hum means a sound associated with alternating current which has a frequency a multiple of that of the mains electricity.
What part of speech is mains hum?
Mains hum is a noun.

Words near mains hum in the dictionary

  1. mainprized
  2. mainprizes
  3. mainprizing
  4. Mainpuri
  5. mains
  6. mains hum
  7. mains'l
  8. mains'ls
  9. mainsail
  10. mainsails
  11. mainsborne

Source and license

Adapted from Wiktionary: mains hum (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: “mains hum.” Word.ws, https://word.ws/mains_hum. Based on Wiktionary, CC BY-SA 4.0.