ἑπτάμηνος
From LSJ
Σκηνὴ πᾶς ὁ βίος καὶ παίγνιον: ἢ μάθε παίζειν, τὴν σπουδὴν μεταθείς, ἢ φέρε τὰς ὀδύνας → All life is a stage and a play: either learn to play laying your gravity aside, or bear with life's pains.
English (LSJ)
ον, παιδίον, βρέφος, τέκνον,
A a seven months' child, Hp.Septim.passim ; τίκτειν τινὰ ἑπτάμηνον, τίκτειν ἑπτάμηνα [τέκνα], Hdt.6.69, cf. Arist.HA584a36. II ἑπτάμηνος, ἡ, a space of seven months, Placit.5.18.1, cf. IG12(1).53 (Rhodes).
German (Pape)
[Seite 1012] dasselbe, τέκνον, ein Siebenmonatskind, Her. 6, 69; Arist. H. A. 7, 4; ἡ ἑπτάμηνος, Zeit von sieben Monaten, Plut. plac. phil. 5, 18.