lamentation Copy link Outline I. In usu. sense1. lāmentum, usu. pl. (loud outcry of grief)2. lāmentātio (the act of uttering lamenta, cf. supr.)3. complōrātio (loud l., esp. of a number together)4. plōrātus, ūs (weeping, wailing)5. flētus, ūsII. The book of l.s, lāmentātiōnes Jeremiae Vulg. • lamentation: I. In usu. sense: 1. lāmentum, usu. pl. (loud outcry of grief): l.s of friends (at a funeral), lamenta amicorum, Cic. Sen. 20, 73: very oft. with another word, e. g. lamenta lacrimaeque, l. luctusque, Cic.] planctus et l., Tac.: v. weeping, wailing. 2. lāmentātio (the act of uttering lamenta, cf. supr.): Cic.: Liv.: Just. Join: lamentatio fletusque; plangor et l.; l. et gemitus, Cic. (Not in the poets.) 3. complōrātio (loud l., esp. of a number together): Liv.: Gell. The form comploratus, ūs, also occurs, Liv. 4. plōrātus, ūs (weeping, wailing): Liv. 5. flētus, ūs: Cic.: esp. with another word, v. supr. (2): v. weeping. II. The book of l.s, lāmentātiōnes Jeremiae Vulg.