ἀκέφαλος

ον, Adv., οἱ
A. headless: οἱ ἀ., fabulous creatures in Libya, Hdt. 4.191; ἀ. ταῦροι J. BJ 4.8.4.
2. without beginning, λόγος, μῦθος, Pl. Phdr. 264c, Lg. 752a; without peroration, μῦθος Luc. Scyth. 9; of verses which lack the first mora, Heph. 6.2,al., cf. Ath. 14.632d. Adv. ‐λως, ἐμβάλλειν τοῖς πράγμασι Hermog. Inv. 2.7.
3. αἵρεσις ἀ. sect with no known head, Suid.; ἀ.,οἱ, Just. Nov. 109 Praef.
II. = ἄτιμος, Artem. 1.35; cf. Lat. capite deminutus.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
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