ὑπέρβλημα
From LSJ
Ἐς δὲ τὰ ἔσχατα νουσήματα αἱ ἔσχαται θεραπεῖαι ἐς ἀκριβείην, κράτισται → But for extreme illnesses, extreme remedies, applied with severe exactitude, are the best (Hippocrates, Aphorism 6)
English (LSJ)
ατος, τό,
A portion of an area projecting beyond a given line, Archim.Con.Sph.2, al.; excess of one magnitude over another, Simp. in Ph.973.9.
German (Pape)
[Seite 1193] τό, die in der Figur über eine Linie hervorragende Fläche, Archimed.