ἀγνωστί

From LSJ

προγράψαντες οὖν τά τε θεωρήματα καὶ τὰ ἐπιτάγματα τὰ χρεῖαν ἔχοντα εἰς τὰς ἀποδείξιας αὐτῶν μετὰ ταῦτα γραψοῦμές τοι τὰ προκείμενα → having therefore written at the beginning the theorems and the postulates that are necessary for their proofs, we will then write out for you the propositions

Source
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Full diacritics: ἀγνωστί Medium diacritics: ἀγνωστί Low diacritics: αγνωστί Capitals: ΑΓΝΩΣΤΙ
Transliteration A: agnōstí Transliteration B: agnōsti Transliteration C: agnosti Beta Code: a)gnwsti/

English (LSJ)

Adv. secretly, unperceived, Ps.-Callisth.3.19.

Spanish (DGE)

adv. secretamente, a escondidas Ps.Callisth.116.23, Choerob. en Theodos.Gr.Sp.231 (ἀγνωϊστί cód.).