Thĭr'teen1, a.
a. [A-S. threótȳne, from thrī, m., threó, f. and neut., three, and tȳn, tin, ten, ten; Sw. trettòn, Dan. tretten, D. dertien, L. Ger. dartein, dörtein, O. H. Ger. drizchan, N. H. Ger. dreizehn.] One more than twelve; ten and three; as, thirteen times.