| Publicly owned treatment works (POTW) | (Environmental Engineering) A municipal or domestic wastewater treatment facility. |
| Receiving water quality standards | (Environmental Engineering) Standards which require a discharger to maintain a certain quality level in the receiving water. |
| Secondary standards | (Environmental Engineering) Recommended drinking water quality standards which relate to aesthetics and/or health. These standards are recommended, not required. See primary standards. |
| Siting | (Environmental Engineering) Obtaining government (federal, state, and local) permission to construct an environmental processing, treatment, or disposal facility at a given site. |
| Wastewater | (Environmental Engineering) Consumed or used water from a municipality or industry that contains dissolved and/or suspended matter. |
| Change control authority (CCA) - | (Software Engineering) the person(s) who have responsibility for deciding whether a change is to be made |
| Component reuse - | (Software Engineering) the ability to reuse a portion of a model, source code, test case, etc. |
| CRC (class-responsibility-collaborator) modeling - | (Software Engineering) an object-oriented modeling method that identifies and organizes classes are are relevant to a system |
| FAST - | (Software Engineering) Facilitated application specification techniques, a structured meeting between developer and customer; intent is to define basic requirementsFormal methods - |
| Function points - | (Software Engineering) a measure of the utility delivered by an application |