What is the meaning of Progression?

The act of moving from one thing to another.

The act of moving forward or proceeding in a course; motion onward.

A sequence obtained by adding or multiplying each term by a constant.

Development, increase, evolution.

A chord progression.

The process of making an exercise more strenuous by manipulating the details of its performance like loaded weight, range of motion, angle, speed.

genitive singular of progressio

progression

Source: wiktionary.org