two-line octave


Definition of two-line octave

: the musical octave beginning with and ascending from the first C above middle C — see pitch illustration

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 two-line octave

circa 1931, in the meaning defined above

History and Etymology for two-line octave

so called from the two accent marks of the symbol C″ representing the first C above middle C

Keep scrolling for more

Learn More about two-line octave

Time Traveler for two-line octave

Time Traveler

The first known use of two-line octave was circa 1931

See more words from the same year

Statistics for two-line octave

Cite this Entry

“Two-line octave.” Dictionary, Merriam-Webster, Accessed 25 Jan. 2021.

Comments on two-line octave

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


Test Your Vocabulary

Slippery Words Quiz—Changing with the Times

  • ducreux self portrait yawning
  • What is an earlier meaning of nice?
True or False

Test your knowledge - and maybe learn something along the way.

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

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