κλεψύδρα
ἡ κέρκος τῇ ἀλώπεκι μαρτυρεῖ → you can tell a fox by its tail, small traits give the clue to the character of a person
English (LSJ)
Ion. κλεψ-ύδρη, ἡ, (ὕδωρ)
A pipette, = ὑδράρπαξ, a small vessel with one or more perforations below and an air-vent above, for transferring small quantities of liquid, Emp.100.9, Arist.Ph.213a27, Pr. 914b9, al., Hero Spir.2.27 (described in 1.7), Simp.in Cael.524.19, in Ph.647.26. II water-clock, a water-butt with a narrow orifice underneath, through which the water trickled slowly, for measuring periods of time, used to time speeches in the law-courts, Ar.V.93, 857, Arist.Ath.67.2, etc.; πρὸς κλεψύδρας ἀγωνίζεσθαι Id.Po.1451a8; τὴν ὀπὴν βῦσον τῆς κλεψύδρης Herod.2.43; for measuring military watches, Aen.Tact.22.24; for astronomical measurements, Procl. Hyp.4.74 (in the form of a perforated bowl floating on water, Gal. Anim.Pass.2.5); rarely for other purposes, Eub.p.182 K., Epin.2; εἰς τὴν ἐκπλήρωσιν τῆς κ. Herophil. ap. Marcellin.Puls.265. III name of an ebbing well, in the Acropolis at Athens, Ar.Av.1695 (lyr.); at Ithome, Pap.in Abh.Berl.Akad.1904(2).14 (ii B.C.), Paus. 4.31.6.
