| Acronym | Meaning |
| RON | Romanian Language (ISO 639-2 Code) |
| PICNIC | Problem In Chair Not In Computer |
| HZ | Hertz |
| TWI | The Welding Institute |
| HFAC | Human Factors (aytchfak) |
| DLIR | Depot-Level Inspection And Repair |
| NAVCC | National Audio-Visual Conservation Center |
| ULEB | Union Des Ligues Europ?ens De Basket-ball |
| W/ | With: Software W/Documentation. Typically Used In Advertising Or To Abbreviate Headings. Never Used In Formal Body Text. |
| DSP | Defense Standardization Program - Defense Support Program - Digital Signal Processing |