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​Radiation Abbreviations & Acronyms


​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

A - Atomic Mass Number
AAHP - American Academy of Health Physicists
AAPM - American Association of Physicists in Medicine
ABHP - American Board of health Physics
ABIH - American Board of Industrial Hygiene
ACGIH - American Conference of Governmental Industrial Hygienists

ACR - American College of Radiology
ADCL - Accredited Dosimetry Calibration Laboratory
ADME - Absorption, Distribution, Metabolism and Excretion

AEA - Atomic Energy Act
AEC - Atomic Energy Commission
AERB - Atomic Energy Regulatory Body
AFB - Air Force Base
AFRRI - Armed Forces Radiobiology Research Institute
AIHA - American Industrial Hygiene Association

ALARA - As Low As Reasonably Achievable
ALI - Annual Limit on Intake
AMA - American Medical Association
ANL - Argonne National Laboratory
Anti-C - Anti-Contamination Clothing
ANS - American Nuclear Society
ANSI - American National Standards Institute
ARM - Area Radiation Monitor 
ASTRO - American Society for Therapeutic Radiology and Oncology 

ARS - Acute Radiation Syndrome
ASME - American Society of Mechanical Engineers
ASTM - American Society for Testing and Materials
AU - Authorized User
AWE - Atomic Weapons Establishment

B

BDBA - Beyond Design Basis Accident
BEAR - Committee on Biological Effects of Atomic Radiation
BED - Biological Equivalent Dose
BEIR - Biological Effects of Ionizing Radiation
BNL - Brookhaven National Laboratory
Bq - Becquerel
BRC - Below Regulatory Concern
BRER - Board on Radiation Effects Research

BRH - Bureau of Radiological Health
BSF - Back-Scatter Factor

BTU - British Thermal Unit
BWR - Boiling Water Reactor ​

C

CAM - Continuous Air Monitor
CANDU - Canadian Deuterium Uranium Reactor
CBRN - Chemical, Biological, Radiological, Nuclear
CDC - Center for Disease Control
CDE - Committed Dose Equivalent
CDHR - Center for Devices and Radiological Health
CE - Compton Effect

CEDE - Committed Effective Dose Equivalent
cfm - Cubic Feet Per Minute
CFR - Code of Federal Regulations
CHMM - Certified Hazardous Materials Manager

CHP - Certified Health Physicist
Ci - Curie
CIH - Certified Industrial Hygienist
CIRRPC - Center for Devices and Radiological Health
cm - Centimeter

CPM - Counts Per Minute
CR - Computed Radiology

CRCPD - Conference of Continuous Wave 
CRI - Cutaneous Radiation Injury
CRS - Cutaneous Radiation Syndrome
Cs - Cesium
CT - Computed Tomography
CTDI - CT Dose Index

D

d - Day
DAC - Derived Air Concentration
dB - Decibel
DBA - Design Basis Accident

D&D – Decontamination and Decommissioning
DDREF - Dose and Dose Rate Effectiveness Factor
DHHS - U.S. Department of Health and Human Services
DHS - U.S. Department of Homeland Security
DOD - U.S. Department of Defense
DOE - U.S. Department of Energy
DOT - U.S. Department of Health
DOT - U.S. Department of Transportation
dpm - Disintegrations Per Minute
DREF - Dose Rate Effectiveness Factor
DU - Depleted Uranium

E

EBRT - External Beam Radiation Therapy
EBT - Electron Beam Tomography
EC - Electron Capture
ECD - Electron Capture Detector
EDE - Effective Dose Equivalent

EHP - Environmental Health Program
EHS - Environmental Health and Safety
EIS - Environmental Impact Statement
EM - Electromagnetic
EMP - Electromagnetic Pulse
EMR - Electromagnetic Radiation
EMS - Emergency Medical Services

EOC - Emergency Operations Center
EOF - Emergency Operations Facility
EOP - Emergency Operating Procedure
EPA - U.S. Environmental Protection Agency
EPRI - Electric Power Research Institute
EPZ - Emergency Planning Zone
ERDA - Energy Research and Development Agency

ERDO - Emergency Response Duty Officer ​

F

FBE - Film Badge Equivalent
FBR - Fast Breeder Reactor
FDA - U.S. Food and Drug Administration
FEMA - Federal Emergency Management Agency
FR - Federal Register
FRC - Federal Radiation Council
ft - Foot
ft/min - Feet per Minute

FUSRAP - Formerly Utilized Sites Remedial Action Program ​
FY - Fiscal Year

G

g - Gram
gal - Gallon
GCR - Gas Cooled Reactor
GFPC - Gas Flow Proportional Counter
GFR - Gas Cooled Fast Reactor

GM - Geiger-Mueller
GSA - General Services Administration

Gy - Gray

H

HAZMAT - Hazardous Material
HDR - High Dose Rate
HEPA - High Efficiency Particulate Air (Filters)
HEU - Highly Enriched Uranium

HHS - Department of Health and Human Services
HLW - High Level Waste
HM - Heavy Metal
hp - Horsepower

HP - Health Physicist
HPGe - High Purity Germanium

HPS - Health Physics Society
HSO - Health and Safety Officer 
HTGR - High Temperature Gas Cooled Reactor
HVL - Half Value Layer
Hz - Hertz

I

I - Iodine
IAEA - International Atomic Energy Agency
ICNIRP - International Commission on Non-Ionizing Radiation Protection
ICRP - International Commission on Radiological Protection
ICRU - International Commission on Radiation Units and Measurements
IEEE - Institute of Electrical and Electronics Engineers
IGRT - Image Guided Radiation Therapy

IH - Industrial Hygienist
IMRT - Intensity Modulated Radiation Therapy
in - Inch

IND - Improvised Nuclear Device 
INEL - Idaho National Engineering Laboratory
IORT - Intraoperative Radiation Therapy
IRPA - International Radiation Protection Association
ISO - International Organization for Standardization

J

JCAE - Joint Committee on Atomic Energy
JIC - Joint Information Center
JOC - Joint Operation Center

K

KE - Kinetic Energy
KeV
 - Kilo Electron Volts
kHz - KiloHertz
kg - Kilogram

KI - Potassium Iodide
km - Kilometers
kV - KiloVolt

L

l - Liter
LAN - Local Area Network

LANL - Los Alamos National Laboratory
lb - Pound
LBNL - Lawrence Berkeley National Laboratory

LDR - Low Dose Rate
LEG - Low-Energy Gamma
LET - Linear Energy Transfer
LEU - Low Enriched Uranium

LINAC - Linera Accelerator
LLD - Lower Limit of Detection
LLNL - Lawrence Livermore National Laboratory

LLW - Low Level Waste
lm - Lumens
LMI - Ludlum Measurements, Inc.
LOCA - Loss of Coolant Accident

LSA - Low Specific Activity
LSC - Liquid Scintillation Counter
LWR - Light Water Reactor

M

m - Meter
m3 - Cubic Meter
mCi - microCurie
MDA - Minimum Detectable Activity
MDC - Minimum Detectable Concentration
MDL - Minimum Detection Limit
MDR - Medium Dose Rate
MeV - Million Electron Volts
mi - Miles
mG - Milligram

MOX - Mixed Oxide
MPD - Maximum Permissible Dose
MR - Magnetic Resonance

mrem - millirem
mR - milliRoentgen
mRad - millirad
MRE - Meals Ready to Eat

MRI - Magnetic Resonance Imaging
MRS - Magnetic Resonance Spectroscopy

MSDS - Material Safety Data Sheets
mSv - millisievert 
MW(e) - Megawatt Electric

N

NaI - Sodium Iodide
NaI(Tl) - Sodium Iodide Thallium Activated

NARM - Nuclear Accelerator Produced Radioactive Materials
NASA - National Aeronautics and Space Administration

nCi - nanoCurie
NCRP - National Council on Radiation Protection and Measurements
NEA - Nuclear Energy Agency
NGNP - Next Generation Nuclear Plant

NIH - National Institutes of Health
NIOSH - National Institute of Occupational Safety and Health
NIST - National Institute of Standards and Technology
NMR - Nuclear Magnetic Resonance
NOAA - National Oceanic and Atmospheric Administration

NORM - Naturally Occurring Radioactive Materials
NPP - Nuclear Power Plant
NPS - Nuclear Power Station

NRC - Nuclear Regulatory Commission
NRPB - National Radiological Protection Board
NRRPT - National Registry of Radiological Protection Technologists
NSL - Nuclear Site License
NTS - Nevada Test Site
NUREG - United States Nuclear Regulatory Commission Regulation
NVLAP - National Voluntary Laboratory Accreditation Program

O

ORAU - Oak Ridge Associated Universities
ORISE - Oak Ridge Institute for Science
ORNL - Oak Ridge National Laboratory
ORP - Office of Radiation Protection
OSHA - Occupational Safety and Health Administration

P

PAG - Protective Action Guide
pCi - Picocurie
PDR - Pulsed Dose Rate
​PET - Positron Emission Tomography

PF - Protection Factor
PHWR - Pressurized Heavy Water Reactor

PMT - Photomultiplier Tube
PNNL - Pacific Northwest National Laboratory
ppb - Parts per Billion
PPE - Personal Protective Equipment
ppm - Part per Million

ppt - Parts per Thousand
​PRM - Process Radiation Monitor
Pu - Plutonium

Q

QA - Quality Assurance
QC - Quality Control
QF - Quality Factor

R

R - Roentgen
R&D - Research and Development

Rad - Radiological Absorbed Dose
RADCON - Radiological Control
RAM - Radioactive Material
RAP - Radiological Assistance Program
RBE - Relative Biological Effectiveness
RCHS - Radiation Control for Health Safety Act

RCS - Reactor Coolant System
RDD - Radiological Dispersal Device
RDF - Relative Dose Factor
REAC/TS - Radiation Emergency Assistance Center/Training Site

RED - Radiation Exposure Device
REF - Relative Exposure Factor
RF - Radiofrequency

rem - Roentgen Equivalent Man
REMM - Radiation Emergency Medical Management
RERF - Radiological Effects Research Foundation

RHP - Radiation Health Physicist
RHR - Residual Heat Removal
RO - Radiation Oncologist

RP - Radiological Protection
RPC - Radiation Policy Council
RPG - Radiation Protection Guide
RPM - Radiation Protection Manager
RR - Relative Risk

RRS - Radiation Research Society
RSC - Radiation Safety Committee

RSNA - Radiological Society of North America
RSO – Radiation Safety Officer 
RT - Radiation Therapy

S

SBRT - Stereotactic Body Radiation Therapy
SCBA - Self-Contained Breathing Aparatus
SCRAM - Safety Control Rod Ax Man
SCUBA - Self-Contained Underwater Breathing Aparatus
SD - Standard Deviation
SF - Shielding Factor

SI - International System of Units
SNF - Spent Nuclear Fuel
SNL - Sandia National Laboratories
​SPECT - Single Photon Emission Computed Tomography

Sr - Strontium
SRNL - Savannah River National Laboratory

SRS - Savannah River Site
SRT - Stereotactic Radiotherapy
SSRCR - Suggested State Regulations for the Control of Radiation

STP - Standard Temperature and Pressure
Sv - Sievert ​

T

TBI - Total Body Irradiation
TEDE - Total Effective Dose Equivalent
TENORM - Technologically Enhanced Naturally Occurring Radioactive Material
TL - Thermoluminescence

TLD - Thermoluminescent Dosimeter 
TMI - Three Mile Island

TRIGA - Training, Research, Isotopes, General Atomics
TRU - Transuranic
TVD - Tenth-Value Distance
TVL - Tenth-Value Layer
TWA - Time Weighted Average

U

UNSCEAR - United Nations Scientific Committee on the Effects of Atomic Radiation
UPS - Uninterruptible Power Supply

US - Ultrasound
USA - United States Army
USACE - United States Army Corps of Engineers
USAF - United States Air Force
USCG - United States Coast Guard
USDA - United States Department of Agriculture

USDOT - United States Department of Transportation
USMC - United States Marine Corps
USN - United States Navy

USNRC - United States Nuclear Regulatory Commission
UV - Ultraviolet

V

VA - Department of Veterans Affairs
VDC - Voltage Direct Current
V&V - Verification and Validation

W

WHC - Westinghouse Hanford Company
WHO - World Health Organization

WIPP - Waste Isolation Pilot Plant
WL - Working Level
WMD - Weapon of Mass Destruction

X

Y

y - Year

Z

​Z - Atomic Number


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