See Also: nonary(dictionary)

nonary (iou)



nonary noun & adjective. M17.
[Irreg. from Latin nonus ninth + -ARY1, after denary etc.]
A. noun.
A group of nine. M17.
A fever recurring every eighth (by inclusive reckoning every ninth) day. Long rare or obsolete. M18.
b. adjective. Math. Designating or pertaining to a scale of numeration having a base of nine. L19.