a. rare. [f. L. vincul-um a bond or tie.] Of a vowel: Connective. Also ellipt. as sb. So Vinculation (see quot.).
1871. Kennedy, Public Sch. Lat. Gram., 9. The weakest vowel is ï, for which reason it is used as a VINCULAR, to link parts in Flexion and Derivation. Ibid., 19. VINCULATION, or insertion of a Vincular Vowell (i, u. e).
