- nine Gr**** ἐννέα (ennéa), ἐννεάς, ἐννεάδος (enneás, enneádos) ennead,
enneadic, enneagon, enneagram, enneahedron, enneamer, enneastyle, enneasyllabic...
-
septenary hebdomadic 8-ary
octonary ogdoadic 9-ary
novenary (alt. nonary)
enneadic 10-ary
denary (alt. decenary)
decadic more than 2-ary
multary and multiary...
- nine Gr**** ἐννέα (ennéa), ἐννεάς, ἐννεάδος (enneás, enneádos) ennead,
enneadic, enneagon, enneagram, enneahedron, enneamer, enneastyle, enneasyllabic...
- a
field 7
Heptadic number 8
Octadic number the same as
dyadic number 9
Enneadic number the same as
triadic number 10
Decadic number not a
field 11 Hendecadic...
