ὕδριος
From LSJ
οὗτος ἐγὼ ταχυτᾶτι· χεῖρες δὲ καὶ ἦτορ ἴσο → this is my speed: my hands and heart are its equal, such am I for speed; my hands and heart are just as good
English (LSJ)
α, ον, of water, περὶ ὑδρίων ὡροσκοπείων On water-clocks, a lost treatise by Hero, mentioned by Hero Spir.1 Prooemia, and by Procl.Hyp.4.73.