πέτρην κοιλαίνει ρανὶς ὕδατος ἐνδελεχείῃ → constant dropping wears away a stone, constant dripping will wear away the hardest stone, little strokes fell big oaks, constant dripping wears the stone, constant dropping wears the stone, constant dripping will wear away a stone
infector: ōris, m. id.,
I a dyer (class.): eum infector moratur, Cic. Fam. 2, 16, 7: lanarum, Plin. 20, 7, 25, § 59.— Adj., dyeing: infector ille sucus, Plin. 11, 3, 2, § 8.