As a numeral nineteen
is the cardinal number occurring after eighteen and before twenty, represented in roman numerals as xix and in arabic numerals as 19 it is the last/largest of the "teens".
As a noun nineteenness is
(rare) the property of being nineteen in age or number.
nineteen
Alternative forms
* Arabic numerals: . Roman symbols: XIX
Numeral
(head)
The cardinal number occurring after eighteen and before twenty, represented in Roman numerals as XIX and in Arabic numerals as 19. It is the last/largest of the "teens".
Related terms
* Ordinal: nineteenth
nineteenness
English
Noun
(-)
(rare) The property of being nineteen in age or number.