| Acronym | Meaning |
| TSS | Total Suspended Solids |
| TDDFT | Time-dependent Density-functional Theory |
| ICOLC | International Coalition Of Library Consortia |
| HEL | Hugoniot Elastic Limit |
| CAP | Compliance Audit Program |
| AGFA | Asymptotic Green Function Approxn. |
| ISSI | International Society For Scientometrics And Informetrics |
| IOC-OMEGA | Inclusion Of Overlap Charges In Omega Technique |
| VMR | Vol. Mixing Ratio |
| OCSC | Orbital-charge-self-consistent (in Electronic State Calcn.) |