plenilunium
From LSJ
καὶ νῦν περὶ ἀρετῆς ὃ ἔστιν ἐγὼ μὲν οὐκ οἶδα, σὺ μέντοι ἴσως πρότερον μὲν ᾔδησθα πρὶν ἐμοῦ ἅψασθαι, νῦν μέντοι ὅμοιος εἶ οὐκ εἰδότι → so now I do not know what virtue is; perhaps you knew before you contacted me, but now you are certainly like one who does not know
Latin > English (Lewis & Short)
plēnĭlūnĭum: ii, n. (sc. tempus) plenus-luna,
I the full moon (post-Aug. for luna plena), Col. 11, 2, 85: cum vero occidente sole orietur ex adverso, ita ut pariter aspiciantur; tunc erit plenilunium, Plin. 18, 32, 75, § 323; in plur., id. 9, 15, 20, § 53.
Latin > French (Gaffiot 2016)
plēnĭlūnĭum, ĭī, n. (plenus, luna), pleine lune : Col. Rust. 11, 2, 85 ; Plin. 7, 45.
Latin > German (Georges)
plēnilūnium, iī, n. (plenus u. luna), der Vollmond, Colum. 11, 2, 85. Plin. 7, 42. Amm. 20, 3, 7: Plur., Plin. 9, 53.