Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

periodogram

noun
pe·ri·od·ogram | \ ˌpirēˈädəˌgram , ˈpirēədə- \

Definition of periodogram 

: a curve exhibiting graphically the periodicity of any natural or physical phenomenon

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!

History and Etymology for periodogram

International Scientific Vocabulary period entry 1 + -o- + -gram

Keep scrolling for more

Learn More about periodogram

Share periodogram

Resources for periodogram

Cite Time Traveler Time Traveler! Explore the year a word first appeared

Dictionary Entries near periodogram

period key

period-luminosity law

period of reverberation

periodogram

periodograph

periodontal

periodontal membrane

Statistics for periodogram

Look-up Popularity

Comments on periodogram

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

Show Comments  Hide Comments 

WORD OF THE DAY

milieu

the setting in which something occurs

Get Word of the Day daily email!

Test Your Vocabulary

Musical Words Quiz

  • gramophone
  • Which word describes a musical performance marked by the absence of instrumental accompaniment?
True or False

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

TAKE THE QUIZ
Word Winder's CrossWinder

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!

Words at Play

Ask the Editors

Word Games