alternating-current resistance


Definition of alternating-current resistance

: the ratio of the average power dissipated to the square of the effective current in a conductor carrying an alternating current

called also effective resistance

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

First Known Use of alternating-current resistance

1891, in the meaning defined above

Keep scrolling for more

Learn More about alternating-current resistance

Time Traveler for alternating-current resistance

Time Traveler

The first known use of alternating-current resistance was in 1891

See more words from the same year

Statistics for alternating-current resistance

Cite this Entry

“Alternating-current resistance.” Dictionary, Merriam-Webster, Accessed 5 Dec. 2020.

Comments on alternating-current resistance

What made you want to look up alternating-current resistance? Please tell us where you read or heard it (including the quote, if possible).


Test Your Vocabulary

Musical Words Quiz

  • gramophone
  • Which word describes a musical performance marked by the absence of instrumental accompaniment?
Spell It

Can you spell these 10 commonly misspelled words?


Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!