ORDINAL

ordinal. Ordinal, n. a book of rites; a. noting due order

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Or″di‐nal (?), a. [[L. ordinalis, fr. ordo, ordinis, order. See Order.]] 1. 1. Indicating order or succession; as, the ordinal numbers, first, second, third, etc.
2. 2. Of or pertaining to an order.