acous-, acou-, acouo-, acoustico-, acouto-, acousti-, -acousia, -acousis, -acoustical, acu-, -acusis-, -acusia +

(Greek: akoustikos, to hear, hearing, listening)

acouasm
In psychiatry: a nonverbal auditory hallucination, such as a ringing or hissing in the ears; acousma; also known as tinnitus.
acoubouy
Used by military ordnance, a listening device dropped by parachute onto land and water, used to detect sounds of enemy movements and transmit them to orbiting aircraft or land stations.
acouesthesia
The sense of hearing; auditory perception.

You can hear cow bells but you can't hear cow horns.

—Evan Esar

We hear what we listen for.

—Anonymous

A good listener is one who can give you his full attention without hearing a word you say.

—Anonymous
acoumeter
An instrument used for estimating the power or extent of the sense of hearing before the introduction of audiometers. Variant spellings include these words: acouometer, acoumeter, acousmeter, acousmetric, acousmometric, acoumetry, and acoumetric.
acouophone
An obsolete term for an electric hearing aid.
acouophonia
"Auscultatory percussion" or the act of listening to sounds produced within the body; especially, the chest and abdomen, as a means of detecting evidence of disorders or pregnancy.
acousia
This is now spelled acusis.
acousma
A simple auditory hallucination, such as ringing or buzzing sounds "in the ears"; also acouasm.
acousmata
Things received (heard) on authority; a technical word for a school of philosophy.
acousmatagnosis
In psychology, an abnormal inability to understand spoken words and to recognize meaningful sounds.
acousmatamnesia
1. Failure of the memory to call up the images of sounds.
2. The inability to remember certain sounds.
acousmatic
A professed hearer, a class of scholars under Pythagoras, who listened to his teachings, without inquiring into their inner truths or basis.
acoustic agraphia
The inability to write from dictation or from what is heard.
acoustic hypoesthesia (s), acoustic hypoesthesias (pl) (nouns)
A partial loss of hearing or a reduced sensitivity to sounds.
acoustic microscope
A microscope in which the object being studied is scanned with sound waves and its image is reconstructed with light waves.

If you would like to take a self-scoring quiz over many of the words in this unit, then click on this Hearing Quiz link so you can see how much you know about some of these “acous-, acou-” words.


Related "hear, hearing; listen, listening" units: audio-; ausculto-.