Twelfth1, a.
[A-S. twelfta, f. and n. twelfte, L. Ger. twölfte, D. twaalfde, Icel. tólfti, Sw. tolfte, Dan. tolvte, O. H. Ger. zwelfte, N. H. Ger. zwölfte.]
Sense 1. The second after the tenth; next succeeding the eleventh;—the ordinal of twelve.
Sense 2. Constituting or being one of twelve equal parts into which any thing is divided.