εἵς
τί δὲ βλέπεις τὸ κάρφος τὸ ἐν τῷ ὀφθαλμῷ τοῦ ἀδελφοῦ σου, τὴν δὲ ἐν τῷ σῷ ὀφθαλμῷ δοκὸν οὐ κατανοεῖς → why do you look at the speck of sawdust in your brother's eye and pay no attention to the plank in your own eye | and why beholdest thou the mote that is in thy brother's eye, but considerest not the beam that is in thine own eye | why do you see the speck that is in your brother's eye, but don't consider the beam that is in your own eye
French (Bailly abrégé)
εἷσα, ἕν ; gén. ἕντος, εἵσης, ἕντος;
part. ao. Act. de ἵημι.
Russian (Dvoretsky)
εἵς: ἕντος part. aor. 2 к ἵημι.
Middle Liddell
[a neut. dat. (ἰῷ κίον ἤματἰ also occurs in Il.] [The orig. form was prob. !ενς, cf. Lat. unus. The fem. μία points to a second Root, cf. οἶος with μόνος.]
1. one, Hom., etc.; εἷς οἶος, μία οἴη a single one, one alone, Hom.; εἷς μόνος Hdt.
2. with a Sup., like Lat. unus omnium maxime, εἷς ἀνὴρ πλεῖστον πόνον παρασχών Aesch.; κάλλιστ' ἀνὴρ εἷς Soph.; πάντων εἷς ἀνὴρ τῶν μεγίστων αἴτιος κακῶν Dem.
3. in oppos., made emphatic by the Art., ὁ εἷς, ἡ μία Hom., attic
4. with a negat., εἷς οὐδείς nullus unus, no single man, Hdt., Thuc.; οὐχ εἷς, i. e. more than one, Aesch.; and more emphatic, οὐδὲ εἷς, μηδὲ εἷς, v. οὐδείς, μηδείς.
5. εἷς ἕκαστος each one, each by himself, Lat. unusquisque, Hdt., Plat.
6. often with κατά, καθ' ἓν ἕκαστον each singly, piece by piece, Hdt., etc.; so, καθ' ἕνα, καθ' ἕν one by one, Plat.
7. with other Preps., ἓν ἀνθ' ἑνός above all, Plat.: —ἓν πρὸς ἕν, in comparisons, Hdt., Plat.; εἷς πρὸς ἕνα Dem.: —παρ' ἕνα alternately, Luc.
II. one, i. e. the same, εἷς καὶ ὅμοιος Plat.: c. dat. one with . . , Eur.
III. one, as opp. to another; so, ὁ μὲν . . , εἷς δὲ . . , εἷς δ' αὖ . . , Od.; εἷς μέν . . , ἕτερος δέ . . , Xen.
IV. indefinitely, εἷς τις, some one, Lat. unus aliquis, Soph., Plat.;—then alone, like our indef. Art. a, an, (as faber unus Hor.), Eur.
V. οὐδὲ εἷς οὐδὲ δύο not one or two only, Dem.
