sound spectrograph

noun

Definition of sound spectrograph 

1 : an instrument that obtains a sound spectrum by analyzing a complex sound into its component elements

2 : an electronic instrument that produces a time-frequency-intensity analysis of sound recorded on a magnetic tape loop by repeatedly playing the sound into a variable filter and recording the output by means of a stylus on electrically sensitive paper and by synchronizing the movement of the tape loop and the paper so that successive lines drawn by the stylus along the horizontal axis of the paper correspond to the shifting frequency range of the filter

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 sound spectrograph

Share sound spectrograph

Statistics for sound spectrograph

Look-up Popularity

Comments on sound spectrograph

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

WORD OF THE DAY

a magnificent or impressive array

Get Word of the Day daily email!

Test Your Vocabulary

Name that Food Quiz

How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

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!