| Acronym | Meaning |
| MPT | Matrix Perturbation Theory |
| TWTA | Traveling Wave Tube Amplifier |
| GGWPD | Generalized Gaussian Wave-packet Dynamics |
| MOCVD | Metal Org. Chem. Vapor Deposition |
| AES | American Electroplating Society |
| MSA | Metropolitan Statistical Area |
| IRI | Interfaculty Reactor Institute |
| CCS | Contract Compliance Screening |
| NGC | New General Catalog Of Nebula And Clusters Of Starspar |
| OSWER BBS | OSWER Electronic Bulletin Board System (see CLU-IN) |