acoustic spectrography

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a technique for analyzing sound by separating it into its component frequencies.

QUIZZES

Set some time apart to test your bracket symbol knowledge, and see if you can keep your parentheses, squares, curlies, and angles all straight!

Question 1 of 7

Let’s start with some etymology: What are the origins of the typographical word “bracket”?

Also called au·di·o·spec·trog·ra·phy

[aw-dee-oh-spek-trog-ruh-fee] /ˌɔ di oʊ spɛkˈtrɒg rə fi/ .

George would take out his lyric book and acoustic guitar and play us the song we would be working on that day.
When Gary Wright Met George Harrison: Dream Weaver, John and Yoko, and More|Gary Wright|September 29, 2014|DAILY BEAST
George took his acoustic guitar and began showing me the chord changes, which I nervously wrote out on a chord chart.
When Gary Wright Met George Harrison: Dream Weaver, John and Yoko, and More|Gary Wright|September 29, 2014|DAILY BEAST
Microwave "pain rays" and acoustic crowd dispersal weapons already exist.
Special Ops’ Weapons Wish List|Michael Peck|April 9, 2014|DAILY BEAST
The Army suggests that laser, microwave or acoustic weapons are the answer.
Special Ops’ Weapons Wish List|Michael Peck|April 9, 2014|DAILY BEAST

It was a lot of bonfires and acoustic guitar and kegs and all that stuff.
‘Divergent’ Star Miles Teller Is About to Take Over Hollywood|Kevin Fallon|March 20, 2014|DAILY BEAST
Harry would then ask himself if it was not the effect of some acoustic illusion, or some strange and fantastic echo.
The Underground City|Jules Verne
Acoustic, a-kowst′ik, adj. pertaining to the sense of hearing or to the theory of sounds: used in hearing, auditory.
Chambers's Twentieth Century Dictionary (part 1 of 4: A-D)|Various
They are not responsible for any specific sound or acoustic feature of sounds except, possibly, accent or stress.
Language|Edward Sapir
The anatomy of the vocal organs, and the acoustic and mechanical principles of the vocal action, are briefly described.
The Psychology of Singing|David C. Taylor
But how could a being without acoustic nerve and without a tympanum hear?
Mysterious Psychic Forces|Camille Flammarion