successional

noun

1. the act of succeeding or coming after another in order or sequence or to an office, estate, throne, etc.
2. the right to succeed to an office, estate, etc.
3. a number of persons or things coming one after another in time or space; series; sequence: a succession of delays
4. 1. a series of heirs or rightful successors of any kind
   2. the order or line of such a series
5. Ecol. the slow, regular sequence of changes in the regional development of communities of plants and associated animals, culminating in a climax characteristic of a specific geographical environment