topic
top.ic \'ta:p-ik\ n [L Topica Topics (work by Aristotle), fr. Gk Topika, fr. topika)X, neut. pl. of topikos of a place, of a commonplace, fr. topos place, commonplace; akin to OE thafian to agree 1a: one of the general forms of argument employed in probable reasoning 1b: ARGUMENT, REASON 2a: a heading in an outlined argument or exposition 2b: the subject of a discourse or a section of it : THEME