| Acronym | Meaning |
 | BPM | Beats Per Minute |
| S | Siemens - South - Sulfur |
| NOC | UK. National Oceanography Centre |
| ADDNS | Advanced Deployable Day/Night Simulation |
| ZV | Zeptovolt |
| IS | Iceland (ISO 3166 Digram) - Israel (FIPS 10-4 Country Code) |
| MECO | Main Engine Cutoff (NASA Code For Point In Space Shuttle Assent When Three Main Engines Are Shut Down Prior To External Tank (ET) Separation) |
| SMH | Shaking My Head |
| ISIS | Institute For Science And International Security |
| AHS | American Housing Survey |
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