ἐν πέτροισι πέτρον ἐκτρίβων → by grinding stone against stones
scrōtum: i, n. perh. for scortum, I.,I the scrotum, Cels. 7, 19; 7, 20.
scrōtum, ī, n., scrotum [t. d’anatomie] : Cels. Med. 7, 18.
scrōtum, ī, n., der Hodensack, Cels. 7, 18 sqq.
