octonary

名词 octonary:

1. the cardinal number that is the sum of seven and one
   同义词：eight, 8, VIII, eighter, eighter from Decatur, octad, ogdoad, octet

oc.to.nar.y

adj.（形容词）
Of or relating to the number eight.
八的或与八有关的
Consisting of eight members or of groups containing eight.
含有八个成员的或八个一组的
n.（名词）
【复数】 oc.to.nar.ies
A group or set of eight.
八个一组或一套

来源：
Latin octôn3rius [containing eight]
拉丁语 octôn3rius [含有八]
from octôno [eight each]
源自 octôno [每一个八]
from octô [eight] * see oktô(u)
源自 octô [八] *参见 oktô(u)