nineteen
nounThe cardinal number equal to 18 + 1.
nounThe 19th in a set or sequence.
Nine more than ten, or one less than twenty: a cardinal numeral.
nounA number equal to the sum of nine and ten, or one less than twenty.
nounA symbol representing nineteen units, as 19, or XIX, or xix.
adjectiveNine and ten; eighteen and one more; one less than twenty.
nounThe number greater than eighteen by a unit; the sum of ten and nine; nineteen units or objects.
nounA symbol for nineteen units, as 19 or xix.
nounThe cardinal number occurring after eighteen and before twenty, represented in Roman numerals as
the cardinal number that is the sum of eighteen and one
