Y-12 National Security Complex » Library

More than 10,000 abbreviations, acronyms, and initialisms are included in alphabetical lists compiled from documents prepared by contributing editors of the Communications and Public Affairs organization at the Y-12 National Security Complex and other staff members of the Oak Ridge National Laboratory, the former Oak Ridge K-25 Site, and Y-12 in Oak Ridge, Tennessee.

To find an acronym, initialism, or abbreviation from our site, choose one of the following approaches:

Enter an acronym, initialism or abbreviation in the search field

or
enter a keyword in the search field (this may bring back many hits)

and click the search button.

You will see all the entries that match your search terms. If you want to search for terms with Greek characters or for scientific formulas, follow these examples: search for the word "micro" for terms with Greek mu (µ); search for "C3H8" to find the definition of C₃H₈.
Select a letter from the list below to see all items for that letter.

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
If you cannot find what you are looking for, send a message asking to have the acronym and its definition added to our list. Please identify your relationship with one of the Oak Ridge DOE contractors.

Definitions of abbreviation, acronym and initialism can be found in Definition of Terms.

Send comments or inquiries to Hotwire.

Acronym List

Acronyms