Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

pulse code modulation

noun

Definition of pulse code modulation 

: modulation of a radio wave or signal in which the intelligence is conveyed by a code or order of pulses of the wave that are usually all of the same size and shape and that are transmitted at multiples of a standard time interval

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!

Learn More about pulse code modulation

Share pulse code modulation

Statistics for pulse code modulation

Look-up Popularity

Comments on pulse code modulation

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

Show Comments  Hide Comments 

WORD OF THE DAY

admonish

to express warning or disapproval

Get Word of the Day daily email!

Test Your Vocabulary

Autumn Words of the Day 2018

  • a-top-down-image-of-road-through-an-autumn-forest
  • Which is a synonym of fugacious?
True or False

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

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!

Words at Play

Ask the Editors

Word Games