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.
Source/Notes: Variant: Permanence, persistence is the first condition of all fruitfulness in the ways of men. The 'tendency to persevere,' to persist in spite of hindrances, discouragements and ' impossibilities:' it is this that in all things distinguishes the strong soul from the weak.. From: Past and Present (1843), Book IV: Horoscope, Permanence. Facebook.