Acoustics glossary

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

A

Absorption Class

Acoustics

Airborne Sound

Ambient Noise Definition

Anechoic

Anechoic Chamber

Angle of Incidence

Articulation Definition

Articulation Class (AC)

Articulation Index (AI)

Audible Range

Audiogram

Audiometer

Audiometric Room

Auditory Masking

A-weighting

Articulation Loss of CONSonants (%-Alcons)

B

Background noise (dB)

Broadband Noise

Building Acoustics

C

Calibration

Ceiling Attenuation Class (CAC)

C-weighting

D

Daily Exposure Level

Decay Rate

Decibel (dB)

Direct Sound

Direct Field

Dn,f,w (dB)

E

Early Decay Time  (EDT)

Echo

Equivalent Continuous Sound Level Definition

Equivalent Sound Absorption Area

F

Far Field

Flutter

Free Field

Frequency Analysis

H

Haas effect

Hearing loss

Hertz

I

impulse

initial time-delay gap

Interzone Attenuation of Ceiling Systems

L

loudness

M

Mass law

Muddy

N

Node (Dead Spot)

Noise

O

Ocatve bands

One-third octave band

P

Pascal (Pa)

Passive absorber

Permanent threshold shift

Phoneme

Pitch

Precedence effect

Presbycusis

Privacy and privacy index (Acoustic privacy)

Psychoacoustics

Pure tone

R

RASTI

Resonance absorber

Reflection Coefficient

Resistance

Reverberation chamber (Room)

Reverberation time (T or RT)

Room acoustic descriptors

Room method

Rumble

S

Sabine

Sound absorbers

Sound absorption

Sound Absorption Average (SAA)

Sound Absorption Class

Sound pressure level (dB)

Sound strength (dB)

Speech intelligibility

Speech Transmission Index (STI)

Sound wave

U

Ultrasound

W

Watt

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