A.depart from a judgement, give up a design or intention of doing, “τοῦ μάχεσθαι” X.An.1.7.19, cf. Plb.1.29.5, etc.; “ἀ. τὸ κατὰ γῆν πορεύεσθαι” X.HG7.5.7; “ἀ. διώκειν” Plu.Ant.34, cf. Thes.6; ἀ. μὴ βοηθεῖν resolve not to help, D.15.9, cf.IG22.457.30: c.gen., give up a notion, Simp. in Ph.610.9.
II. c. gen. rei, despair of, “τῆς ἐλενθερίας” Lys.2.46; “οὐδενὸς χρὴ πράγματος ὅλως ἀπογνῶναι” Men.131; “ὡς ἀνιάτων” D.Chr.32.97; “ὑπὲρ σφῶν” Jul.Or.2.61c: abs., despair, D.4.42 (where some codd. supply ἑαυτῶν), Babr.43.18: c. fut. inf., “αἱρήσειν ἀ.” Arr. An.3.20.3; “ἀκούσεσθαι” Luc.Icar.10: c. aor. inf., “τὴν πόλιν ἀπέγνω ἑλεῖν” Arr.An.1.5.8, cf. D.Chr.32.9.
2. c.acc., give up as hopeless or desperate, “τὴν σωτηρίαν” Arist.EN1115b2; “τὰς πρεσβείας” Plb.5.1.5, al.; “τὰς ἐλπίδας” Id.2.35.1; “ἀ. τι ἀπὸ τῶν παρόντων” App.Hisp.37; “ἀρετῆς ἀκρίβειαν” Porph.Antr.36; “ἀ. αὑτόν” Plb.21.26.14:—Pass., to be given up, “τὰ παρ᾽ ὑμῶν” D.19.54; “ἐλπίς” D.H.5.15; “ἐλευθερία” Luc. Tyr.6; ἀπεγνωσμέναι ἐλπίδες forlorn hopes, Plb.30.8.3; “ἐπιβουλὴ -μένη” Hdn.4.4.3; ἀπεγνωσμένοι ἄνθρωποι desperate men, Id.1.16.4 (but “ἄνθρωποι ἀπεγνωκότες” Plu.Alex. 16); “ὑπὸ τῶν ἰατρῶν ἀ.” to be despaired of . ., Id.Per.13. Adv. “ἀπεγνωσμένως” in despair, Id.Nic.21.