progression

noun

• a movement or development toward a destination or a more advanced state, especially gradually or in stages:the normal progression from junior to senior status their mode of progression through the forest
• a succession; a series:counting the twenty-four hours in a single progression from midnight
• Music a passage or movement from one note or chord to another:a blues progression
• Mathematicsshort for arithmetic progression, geometric progression, or harmonic progression.
• Astrology a predictive technique in which the daily movement of the planets, starting from the day of birth, represents a year in the subject’s life.