Ogdoad

(n.) A thing made up of eight parts.

Thesaurus Entries

Octateuch, cast, company, complement, crew, eighter from Decatur, eleven, first string, first team, five, nine, octad, octagon, octahedron, octameter, octastyle, octave, octavo, octet, octonary, octosyllable, ogdoad, platoon, reserves, rowing crew, second string, second team, squad, string, team, third string, utas, varsity