Definition of Systematical

Adjective: systematical ,si-stu'ma-ti-kul

Affecting successively the different parts of the system or set of nervous fibres; as, systematic degeneration
Of or pertaining to system; consisting in system; methodical; formed with regular connection and adaptation or subordination of parts to each other, and to the design of the whole; as, a systematic arrangement of plants or animals; a systematic course of study
Pertaining to the system of the world; cosmical
Proceeding according to system, or regular method; as, a systematic writer; systematic benevolence