The Collaborative International Dictionary
Systematizing
Systematize \Sys"tem*a*tize\, v. t. [imp. & p. p. Systematized; p. pr. & vb. n. Systematizing.] [Cf. F. syst['e]matiser. Cf. Systemize.] To reduce to system or regular method; to arrange methodically; to methodize; as, to systematize a collection of plants or minerals; to systematize one's work; to systematize one's ideas.
Diseases were healed, and buildings erected, before
medicine and architecture were systematized into arts.
--Harris.
Wiktionary
systematizing
vb. (present participle of systematize English)