Nineteen definitions

nīn-tēn'
The cardinal number equal to 18 + 1.
noun
19
0
Totaling nine more than ten.
adjective
17
0
The 19th in a set or sequence.
noun
16
0
The cardinal number between eighteen and twenty; 19; XIX.
noun
14
0

Origin of nineteen

From Middle English nynetene, nintene, from Old English nigontīene, nigontēne, from Proto-Germanic *newuntehun. Compare Dutch negentien, German neunzehn, Danish nitten.