Audiology Abbreviations

AC

Air Conduction

BC

Bone Conduction

dB SPL

Sound Pressure Level

dB HL

Hearing Level

dB SL

Sensation Level

ASHA

American Speech language Hearing Association

AAA

American Academy of Audiology

SLM

Sound Level Meter

ANSI

American National Standards Institute

ISO

International Organization of Standardization

Hz

Hertz

EAA

Educational Audiology Association

ARA

Academy of Rehabilitative Audiology

ASA

American Standards Association

NTE

Non-test ear

CNT

Could Not Test

NBN

Narrow Band Noise

TE

Test Ear

IA

Interaural Attenuation

ABG

Air Bone Gap

EM

Effective Masking

IM

Initial masking

OE

Occlusion effect

WN

White Noise

SPN

Speech Noise

SN

Sensorineural

OM

Over masking

ABR

Auditory Brainstem Response

OAE

Otoacoustic Emissions

AEP

Auditory Evoked Potentials

WIPI

Word Intelligibility by Picture Identification

HINT

Hearing in Noise Test

CCT

California Consonant Test

NU

Northwestern University

CID

Central Institute for the Deaf

NUCHIPS

Northwestern University Children’s Perception of Speech

SSI

Synthetic Sentence Identification

PB

Phonetically Balanced

SRT

Speech Recognition Threshold

DR

Dynamic Range

EAM

External Auditory Meatus

WRS

Word Recognition Score

SAT

Speech Awareness Threshold

MLV

Monitored Live Voice

MCL

Most Comfortable Loudness

RCL

Range of Comfortable Loudness

SNR

Signal to Noise Ratio

SDT

Speech Detection Threshold

TD

Threshold of Discomfort

VU

Volume Units

SRS

Speech Recognition Score

CNC

Consonant- Nucleus- Consonant

APD

Auditory Processing Disorder

OM

Otitis Media

SOM

Serous Otitis Media

TMJ

Temporomandibular Joint