στρογγυλόγλυφος
From LSJ
Δελφῖνα νήχεσθαι διδάσκεις: ἐπὶ τῶν ἐν ἐκείνοις τινὰ παιδοτριβούντων, ἐν οἷς ἤσκηται → Teaching dolphins to swim: is applied to those who are teaching something among people who are already well versed in it
English (LSJ)
ον,
A with carved mouldings, Hero Aut.25.7.
German (Pape)
[Seite 955] rund geschnitzt, Mathem. vett.
Greek (Liddell-Scott)
στρογγῠλόγλῠφος: -ον, γεγλυμμένος στρογγύλως, Ἥρων Αὐτομ. 269Β.