nonary
adjEtymology From the Latin nōnārius, from nōnus (“ninth”) + -ārius (whence the English suffix -ary).
1
Of ninth rank or order.
- […] and the rhombic algebra is established as the direct sum of the nonary subalgebra of the U_(pq) and of the three unary subalgebras generated individually by V, W and X, […]1984 January 9, L. J. Walpole, “Fourth-Rank Tensors of the Thirty-Two Crystal Classes: Multiplication Tables”, in Proceedings of the Royal Society of London, Series A, Mathematical and Physical Sciences, volume 391, number 1800, →JSTOR, pages 149–179:
- Synonyms
- nonal