εἰσοχή
From LSJ
Περὶ τοῦ ἐπέκεινα τοῦ νοῦ κατὰ μὲν νόησιν πολλὰ λέγεται, θεωρεῖται δὲ ἀνοησίᾳ κρείττονι νοήσεως → On the subject of that which is beyond intellect, many statements are made on the basis of intellection, but it may be immediately cognised only by means of a non-intellection superior to intellection
English (LSJ)
ἡ, (εἰσέχω)
A hollow, recess, opp. ἐξοχή, Str.2.5.22 (pl.), cf. 12.2.4 (pl.); of intaglios, κατ' εἰσοχήν, opp. κατ' ἐξοχήν, Stoic.1.108.
German (Pape)
[Seite 745] ἡ, die Vertiefung, im Ggstz von ἐξοχή, Strab. 2, 5, 22; Sext. Emp. adv. math. 8, 402 u. öfter.
Greek (Liddell-Scott)
εἰσοχή: ἡ, (εἰσέχω) κοιλότης, κοίλωμα, ἀντίθ. τῷ ἐξοχή, Στράβων 125. 536, Σέξτ. Ἐμπ. Π. 2. 70, κτλ.