ἀθρόαν (athroan)
ἀθρόαν is an Ancient Greek form of ἀθρόος, meaning “crowded together, all at once”. It is the accusative singular feminine adjective.
Found 37 times in the Ancient Greek texts on Socratos.
Where it is used
Thucydides, History of the Peloponnesian War 2.60.2: ἐγὼ γὰρ ἡγοῦμαι πόλιν πλείω ξύμπασαν ὀρθουμένην ὠφελεῖν τοὺς ἰδιώτας ἢ καθ’ ἕκαστον τῶν πολιτῶν εὐπραγοῦσαν, ἁθρόαν δὲ σφαλλομένην.
Diogenes Laertius, Vitae philosophorum 10.1.69: … ίας πάντα ταῦτά ἐστι καὶ διαλήψεις, συμπαρακολουθοῦντος δὲ τοῦ ἀθρόου καὶ οὐθαμῇ ἀποσχιζομένου, ἀλλὰ κατὰ τὴν ἀθρόαν ἔννοιαν τοῦ σώματος κατηγορίαν εἰληφότος.
All forms of ἀθρόος (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.