1. Arranged with regard to method; disposed in a suitable manner, or in a manner to illustrate a subject, or to facilitate practical observation; well-ordered; as, the methodical arrangement of arguments; a methodical treatise. [wns=2] «Methodical regularity.» Addison.
2. Proceeding with regard to method; characterized by method or orderliness; systematic; as, a methodical investigation. [wns=1] «Aristotle, strict, methodic, and orderly.» Harris.
3. Of or pertaining to the ancient school of physicians called methodists. Johnson.
-- Me·thod·ic·al·ly, adv. -- Me·thod·ic·al·ness, n.