Drayton: Polyolbion

30. 2. Pertaining to a topic or subject of conversation. 3. Pertaining to or proceeding from a topic or maxim; hence, merely probable, as an argument. 4. Made up of commonplaces. "To finish his circuit in an English concordance and a topic folio."- Milton : Areopagitica . II. Med .: Pertaining or applied to a particular part of the body. "The places ought before the application of those topicke medicines, to be well prepared with the razour, and a sinapisme or rubicative made of mustard-seed, untill the place look red."-P. Holland: Pliny , bk. xxix., ch. vi. top-ic-al, adj. [Eng. topic; -al.] The same as TOPIC, a. (q. v.). Applied specifically to a sermon which deals with a single topic instead of expounding the whole text; also, to a music-hall song alluding to some topic of current interest.