| HPNF | High-pressure nanofiltration |
| MBC | Membrane brine concentration |
| NF | Nanofiltration |
| RO | Reverse osmosis |
| SEC | Specific electricity consumption |
| SWA | Saudi Water Authority (formerly known as SWCC, Saline Water Conversion Corporation) |
| SWRO | Seawater reverse osmosis |
| TDS | Total dissolved solids |
| WTIIRA | Water Technologies Innovation Institute and Research Advancement (formerly known as DTRI, Desalination Technologies Research Institute) |