Mawson, C.O.S., ed. (1870–1938). Roget’s International Thesaurus. 1922.
Class IV. Words Relating to the Intellectual FacultiesDivision (I) Formation of Ideas
Section I. Operations of Intellect in General
454. [Subject of Thought (Greek).] Topic.
NOUN:SUBJECT OF THOUGHT, material for thought; food for the mind, mental pabulum.SUBJECT, subject matter; matter, motif [F.], theme, noemata [Greek], topic, what it is about, thesis, text, business, affair, matter in hand, argument; motion, resolution; head, chapter; case, point; proposition, theorem; field of inquiry; moot point, debatable point, point at issue, point in question; problem (question) [See Inquiry].
VERB:float -, pass- in the mind [See Thought].
ADJECTIVE:THOUGHT OF; uppermost in the mind; in petto [It.].
ADVERB:UNDER CONSIDERATION, under advisement; in question, in the mind; at issue, up for discussion, before the house, on foot, on the docket, on the carpet, on the tapis, sur le tapis [F.]; relative to [See Relation].