| READ abbr. | |
| abbr. ed. | Read Educate And Develop; Read Enjoy And Discover; Read, Enrich, Achieve, And Discover; Reading Education For Adult Development |
| abbr. ed. scient. | Reach Excellent Academic Dreams; Reinforcing Education And Development |
| abbr. relig. | Reading Entertainment Anglicans Discussion |
| ASSESS abbr. | |
| abbr. avia. | airborne science/shuttle experiment system simulation; airborne science/shuttle experiments system simulation |
| abbr. mil. avia. | airborne scientific shuttle experiments system simulation |
| abbr. mil., WMD | Analytic System and Software for Evaluating Safeguards and Security |
| abbr. space | airborne science/space lab experiment system simulation |
| AND abbr. | |
| abbr. auto. | and circuit |
| abbr. avia. | army/navy drawing |
| abbr. IT | Logical AND; any day now |
| abbr. med. | Allow Natural Death |
| abbr. mil. | alphanumeric display |
| abbr. oil | Advanced Digital Network; alphanumerical display; Andorra |
| WRITE abbr. | |
| abbr. med. | WONCA Rural Information Technology Exchange |
| Write abbr. | |
| abbr. file.ext. | .wri |
| ed. abbr. | W |