[nine.teen] n [ME nynetene, adj., fr. OE nigontene, fr. nigon + -tiene (akin to OE tien ten)--more at ten] (bef. 12c): one more than eighteen -- nineteen adj -- nineteen pron, pl in constr -- nine.teenth adj or n
NINETEEN
Meaning of NINETEEN in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012