What is a Phase Review Process. A Phase Review process, also referred to as a Stage-GateÂ® process, is a project management technique, in which an initiative or project (e.g. product development, process improvement, business change, etc.) is divided into phases (or stages) separated by tollgates.
Definition of persistence for English Language Learners. : 1  the quality that allows someone to continue doing something or trying to do something even though it is difficult or opposed by other people. : 2  the state of occurring or existing beyond the usual, expected, or normal time.
LINK / CITE ADD TO WORD LIST. adjective. The definition of persistent is someone or something that is stubborn or keeps on going. An example of persistent is rain that hasn't let up for weeks on end.INK / CITE ADD TO WORD LIST. adjective. The definition of persistent is someone or something that is stubborn or keeps on going. An example of persistent is rain that hasn't let up for weeks on end.