systematic

Characterized by, based on, or constituting a system.

Working or done in a step-by-step manner; methodical.

Of or pertaining to system; consisting in system; methodical; formed with regular connection and adaptation or subordination of parts to one another and to the design of the whole.

Proceeding according to system or regular method; with intention; formal.

Of or pertaining to the system of the universe; cosmical.