Hexa- - definition of hexa- by The Free Dictionary
hexa-or hex-pref. 1. Six: hexagram. 2. Containing six atoms, molecules, or groups: hexose. [Greek, from hex, six; see s(w)eks in Indo-European roots.] hexa-or before a vowel hex-combining form 1. six: hexachord; hexameter. [from Greek, from hexsix] hexa-a...