α-

• ά- (á-), άν- (án-), αν- (an-), ανα- (ana-), ανά- (aná-), ανε- (ane-), ανη- (ani-)

Inherited from Ancient Greek ἀ- (a-), from Proto-Indo-European *n̥-.

α- • (a-)

1. a-, an-, in-, un-, -less (Τhe alpha privative, privative a, alpha privativum, indicating an opposite or lacking sense)

   ‎α- (a-) + ‎βάσιμος (vásimos, “reliable”) → ‎αβάσιμος (avásimos, “unreliable”)

   ‎ά- (á-) + ‎μέτρο (métro, “measure”) → ‎άμετρος (ámetros, “countless”)

   ‎αν- (an-) + ‎αλάτι (aláti, “salt”) → ‎ανάλατος (análatos, “unsalted”)

• α-, in Λεξικό της κοινής νεοελληνικής [Dictionary of Standard Modern Greek], Triantafyllidis Foundation, 1998 at the Centre for the Greek language
• α- - Georgakas, Demetrius, 1908-1990 (1960-2009) A Modern Greek-English Dictionary [MGED online, 2009. letter α only (abbreviations)], Centre for the Greek language