harmonic analysis

noun

Definition of harmonic analysis 

: the expression of a periodic function as a sum of sines and cosines and specifically by a Fourier series

First Known Use of harmonic analysis

1867, in the meaning defined above

Keep scrolling for more

Learn More about harmonic analysis

Share harmonic analysis

Statistics for harmonic analysis

Look-up Popularity

Time Traveler for harmonic analysis

The first known use of harmonic analysis was in 1867

See more words from the same year

More from Merriam-Webster on harmonic analysis

Britannica.com: Encyclopedia article about harmonic analysis

Comments on harmonic analysis

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

WORD OF THE DAY

having a pattern of small flowers

Get Word of the Day daily email!

Test Your Vocabulary

Find the Cousins

  • a-large-tree-with-many-branches
  • Which pair shares a common word ancestor?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ

Love words? Need even more definitions?

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