novenary


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novenary

(ˈnɒvənərɪ; nɒˈviːnərɪ)
n, pl -ries
(Mathematics) a set of nine
adj
(Mathematics) based on or otherwise pertaining to the number nine
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Contrast quaternary and quadruple (4 of) with 8 and 9 letters, quinary and quintuple (5 of) with 7 and 9 letters, septenary and septuple (7) with 9 and 8 letters, and novenary and nonuple (9) with 8 and 7 letters.