στερεῶν (stereon)

στερεῶν is an Ancient Greek form of στερεός, meaning “firm, solid”. It is the genitive plural feminine adjective.

It can also be a form of στερεόω, “make firm, strengthen”.

Found 46 times in the Ancient Greek texts on Socratos.

Where it is used

Diogenes Laertius, Vitae philosophorum 3.1.73: … γῆς. ἐκ πυρὸς μέν, ὅπως ὁρατὸς ᾖ· ἐκ γῆς δέ, ὅπως στερεός· ἐξ ὕδατος δὲ καὶ ἀέρος, ὅπως ἀνάλογος — αἱ γὰρ τῶν στερεῶν δυνάμεις δύο μεσότησιν ἀναλογοῦσιν ὡς ἓν γενέσθαι τὸ πᾶν — ἐξ ἁπάντων δέ, ἵνα τέλειος καὶ ἄφθαρτος ᾖ. Χρόνον …

All forms of στερεός (declension table)

Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Liddell-Scott-Jones, A Greek-English Lexicon (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.