κεφάλαι-ος [ᾰ], α, ον,
(κεφαλή) of the head: metaphorically, principal, chief, ῥῆμα κ. (with a play on κεφαλίτης λίθος) [[ 5th-6th c.BC: Aristophanes Comicus “Ranae” 854; τὸ κ. μέρος “PMasp.” 151.16 (6th c.AD)] Refs 5th c.BC+]: superlative -ότατος variant in [[ 5th-6th c.BC: Plato Philosophus “Gorgias” 494e. ] Refs 5th c.BC+]
__II mostly substantive κεφάλαιον, τό, ={κεφαλή}, head, parts about the head, especially of fish, θύννου κ. τοδί Callias Comedy texts [[ 3: in _plural_, 4th c.BC: Amphis Comicus 35, 3rd c.BC: Sotades Lyricus Comedy texts 1.5; also κ. ῥαφανῖδος 5th-6th c.BC: Aristophanes Comicus “Nubes” 981 ] Refs 5th c.BC+]; of an infant, [[ 1st-2nd c.AD: Leonidas Medicus cited in 6th c.AD: Aëtius Medicus 6.1. ] Refs 1st c.AD+]
__II.2 chief or main point, κ. δὴ παιδείας λέγομεν τὴν ὀρθὴν τροφήν [[ 5th-6th c.BC: Plato Philosophus “Leges” 643c ] Refs 5th c.BC+]; especially in speaking or writing, sum, gist of the matter, κεφάλαια λόγων [[ 5th c.BC: Pindarus Lyricus “P.” 4.116; κ. τοῦ παντὸς λόγου 4th-3rd c.BC: Menander Comicus “Γεωργός” 75, compare 1st c.BC: Cicero, M. Tullius Orator et Philosophus “Epistulae ad Atticum” 5.18.1 ] Refs 5th c.BC+]; τὰ κ. συγγράφων Εὐριπίδῃ drawing up the heads of the play, [[ 4th c.BC: Antiphanes Comicus 113.5: frequently in Prose, 5th c.BC: Thucydides Historicus 4.50, 5th-6th c.BC: Plato Philosophus “Gorgias” 453a, etc.; κ. τῶν εἰρημένων 5th-6th c.BC: Isocrates Orator 3.62, compare 5.154; κ. τῆς οἰκονομίας 1st c.BC: Philodemus Gadarensis Epigrammaticus “Rh.” 1.68 5th c.BC: Sophocles Tragicus (_plural_)] Refs 5th c.BC+]; ἐν κεφαλαίῳ, or ὡς ἐν κ., εἰπεῖν to speak summarily, [[ 5th-6th c.BC: Xenophon Historicus “Institutio Cyri (Cyropaedia)” 6.3.18, 5th-6th c.BC: Plato Philosophus “Symposium” 186c, +others] Refs 5th c.BC+]; ἐν κεφαλαίοις ὑπομνῆσαι, ἀποδείξειν, περιλαβεῖν τι, [[ 5th c.BC: Thucydides Historicus 6.87, 5th c.BC: Lysias Orator 13.33, 5th-6th c.BC: Isocrates Orator 2.9; βραχυτάτῳ κ. μαθεῖν 5th c.BC: Thucydides Historicus 1.36 ] Refs 5th c.BC+]; τύπῳ καὶ ἐπὶ κεφαλαίου (variant -αίῳ), opposed to ἀκριβέστερον, [[ 4th c.BC: Aristoteles Philosophus “Ethica Nicomachea” 1107b14; ἐπὶ κ. 2nd c.BC: Polybius Historicus 1.65.5, 3.5.9; ἐπὶ κεφαλαίων 4th c.BC: Demosthenes Orator 19.315, etc.] Refs 4th c.BC+]; especially in an argument, summing up, ἐν κεφαλαίοις [[ 5th-6th c.BC: Plato Philosophus “Timaeus” 26c ] Refs 5th c.BC+]; κεφαλαίῳ δέ.., Latin denique, Decrees cited in [[ 4th c.BC: Demosthenes Orator 18.164; τὸ δ᾽ οὖν κ. [prev. work]213; τὸ δὲ κ. τῶν λόγων, ἄνθρωπος εἶ 4th-3rd c.BC: Menander Comicus 531.10 ] Refs 4th c.BC+]; συναγαγεῖν τὸ κ. to sum up, [[ 4th c.BC: Aristoteles Philosophus “Metaphysica” 1042a4. ] Refs 4th c.BC+]