Sequential (adjective)

1. Arranged or occurring in a logical order or sequence.
2. Following logically as a result or effect.

Origin:

Late middle english (as a noun denoting a sequence): from latin sequentia "sequence", from sequent- "following", from the verb sequi "follow".

Examples:

1. This experiment is based on sequential procedures.
2. The sequential events leading up to the war.
3. The new computer has a sequential processing chip.
4. The author wrote the book in a sequential manner.
5. The sequential arrangement of the letters in a word is called spelling.