ὁρμή

ὁρμή, ἡ, A. rapid motion forwards, onrush, onset, assault, μόγις δέ μευ ἔκφυγεν ὁρμήν Il. 9.355; ἐκ τοῦ αὐτοῦ χωρίου ἡ ὁ. ἔσται the attack, invasion, Hdt. 1.11 ; ἡ ἐπὶ βασιλέα ὁ. X. An. 3.1.10 ; also of an impulse received from another, ἐμέ τʼ εἰσορόων καὶ ἐμὴν ποτιδέγμενος ὁ. Il. 10.123, cf. Od. 2.403. 2. more freq. of things, πυρὸς ὁ. the rage of fire, Il. 11.157 ; ὑπὸ κύματος ὁρμῆς by the shock of a wave, Od. 5.320 ; ἔγχεος ὁ. Hes. Sc. 365; but ἐς ὁρμὴν ἔγχεος ἐλθεῖν within my spearʼs cast, within reach of my spear, Il. 5.118 ; ὁ. γονάτων spring of knee, i.e. power to spring or leap, Pi. N. 5.20 ; ποδὸς ὁ. speed of foot, E. El. 112 (lyr.) : pl., of the tides, Ptol. Tetr. 3. II. impulse to do a thing, effort, μίνυνθα δέ οἱ γένεθʼ ὁρμή Il. 4.466 ; μελέη δέ μοι ἔσσεται ὁ. Od. 5.416 ; φιλότητος . . ἄμβροτος ὁ. Emp. 35.13 ; πίστιος ὁ. Id. 114.3 ; ἐπεὶ δὲ δαιμονίη τις γίνεται ὁ. Hdt. 7.18 ; μαινομένᾳ σὺν ὁρμᾷ S. Ant. 135 (lyr.), cf. Tr. 720 ; τίς προσήγαγε χρεία; τίς ὁ.; Id. Ph. 237; οὕτω καθʼ ὁρμὴν δρῶσιν, i. e. with so much zeal, ib.566 ; εἰ . . ἄγοι αὐτὸν ὁ. θειοτέρα Pl. Phdr. 279a : joined with ἐπιθυμία, Id. Phlb. 35d, Th. 3.36 ; μιᾷ ὁ. with one impulse, X. An. 3.2.9 ; ἀπὸ μιᾶς ὁ. Th. 7.71 ; ὑπὸ μιᾷ τῇ ὁ. Luc. Hist.Conscr. 2 : c. gen. objecti, eager desire of or for a thing, Th. 7.43, etc.: so with a Prep., ἡ ὁρμή, ἣν ὁρμᾷς ἐπὶ τοὺς λόγους Pl. Prm. 135d, cf. 130b ; ἔχειν ὁρμὴν πρός τι Arist. MM 1185a31, al. ; ὁ. ἐπέπεσέ τισι, c. inf., Th. 4.4 ; ὁ. παραστῆσαί τισι εἴς τι or c. inf., Plb. 2.48.5, Plu. Cor. 33 ; ὁ. σχεῖν, c. inf., Id. Publ. 19. 2. in Stoic philosophy, appetition, including reasoned choice and irrational impulse, Stoic. 3.40, al. 3. Pythag. name for 2, Anatolius ap. Theol.Ar. 8. III. setting oneself in motion, start on a march, etc., ἐν ὁρμῇ εἶναι to be on the point of starting, X. An. 2.1.3, cf. Arist. Rh. 1393a3 ; ἐπὶ παντὸς ὁρμῇ . . πράγματος at the start of every undertaking, Pl. Ti. 27c ; ἡ ὁ. [τούτων τῶν ἀνέμων] the point at which these winds start, Arist. Mete. 364b5, cf. Pl. R. 511b (pl.). (Cf. Skt. s´rati ‘flow’.)