apodization

noun
ap·​o·​di·​za·​tion | \ ˌa-pə-də-ˈzā-shən How to pronounce apodization (audio) , -ˌdī-ˈzā- \

Definition of apodization

electrical engineering
: the process of altering a signal (such as one emitted by an electrical sensor) to make its mathematical description smoother and more easily manipulatable The system also implements a standard suite of spectral estimation algorithms. The user can … use apodization with different weighting functions or compensate for distortions arising from equal data spacing.Physics Today, March 1993

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!

Other Words from apodization

apodize \ ˈa-​pə-​ˌdīz How to pronounce apodization (audio) \ transitive verb apodizes; apodized; apodizing
Amplitude and phase errors tend to increase at high spatial frequencies, so we weighted the data with a function that is 1 at a frequency of 0 and falls to 0 at a spatial frequency of 2.8 cycles per arc second. A similar function was used to apodize the visibilities before reconstructing the images. — R. R. Howell et al., Science, 4 Oct. 1985

First Known Use of apodization

1964, in the meaning defined above

History and Etymology for apodization

borrowed from French apodisation, from a- a- entry 2 + pod- pod- (alluding to the pieds “feet” produced by diffraction in an optical image) + -isation -ization

Keep scrolling for more

Learn More About apodization

Time Traveler for apodization

Time Traveler

The first known use of apodization was in 1964

See more words from the same year

Dictionary Entries Near apodization

Apodiformes

apodization

apodosis

See More Nearby Entries 

Statistics for apodization

Cite this Entry

“Apodization.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/apodization. Accessed 26 Sep. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

Test Your Vocabulary

Farm Idioms Quiz

  • cow coming home
  • What does 'poke' refer to in the expression 'pig in a poke'?
True or False

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

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

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!