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tractātus, ūs, m. [tracto], a touching, handling, working.

I. Lit. (rare; not in Cic.): nucum, Plin. 15, 22, 24, 87: plantae tractatu mansuescunt ut ferae, id. 17, 10, 12, 66: tofacea aspera tractatu, id. 17, 7, 4, 44.—

II. Trop., a handling, management, treatment (class.; esp. freq. in Quint.): artium (corresp. to the preced. tractantur), Cic. de Or. 3, 23, 86: asperiorum tractatu rerum atteruntur (ingenia), Quint. 8, prooem. 2; so, artis hujusce, id. ib. 5: communis locorum, id. 12, 8, 2: temporis, id. 5, 10, 42: troporum, id. 1, 8, 16: aequi bonique, id. 12, 1, 8; 12, 2, 3: judicialis officii, Gell. 14, 2, 20; Vell. 2, 94, 4.—In plur.: tractatus omnes, Quint. 7, 6, 12: legales, id. 3, 8, 4.—

2. Esp., of mental handling. reflection, consideration: de copiis expensisque, Veg. Mil. 3, 3; Dig. 19, 5, 5: si cognitio prolixiorem tractatum habeat, ib. 36, 1, 3: in tractatu habere, Lact. Mort. Pers. 48, 2. —

3. A consultation, discussion: cum tractatu habito societas coïta est, Dig. 17, 2, 32: diu multumque tractatu inter nos habito, Cypr. Ep. 3, 3. —

B. Transf., in concr.

1. A treatise, tractate, tract: separatim toto tractatu sententia ejus judicanda est, Plin. 14, 4, 5, 45.—

2. In eccl. Lat., a sermon, homily: tractatus populares, quos Graece homilias vocant, Aug. Haeres. 4 praef.