nineteen adj 1: being one more than eighteen [syn: {nineteen}, {19}, {xix}] n 1: the cardinal number that is the sum of eighteen and one [syn: {nineteen}, {19}, {XIX}]
Nineteen \Nine"teen`\, a. [AS. nigont[=y]ne, nigont[=e]ne. See {Nine}, and {Ten}.] Nine and ten; eighteen and one more; one less than twenty; as, nineteen months. [1913 Webster]
Nineteen \Nine"teen`\, n. 1. The number greater than eighteen by a unit; the sum of ten and nine; nineteen units or objects. [1913 Webster] 2. A symbol for nineteen units, as 19 or xix. [1913 Webster]