I. | ̷ ̷ ̷ ̷| ̷ ̷ adjective
: being one more than 67 in number
sixty-eight years
— see number table
II. pronoun, plural in construction
: 68 countable persons or things not specified but under consideration and being enumerated
sixty-eight are here
sixty-eight were found
III. noun
1. : eight and 60 : four times 17
2.
a. : 68 units or objects
a total of sixty-eight
b. : a group or set of 68
3. : the numerable quantity symbolized by the arabic numerals 68
4. : the 68th in a set or series