I. | ̷ ̷ ̷ ̷| ̷ ̷ adjective
: being one more than 64 in number
sixty-five years
— see number table
II. pronoun, plural in construction
: 65 countable persons or things not specified but under consideration and being enumerated
sixty-five are here
sixty-five were found
III. noun
1. : five and 60 : five times 13
2.
a. : 65 units or objects
a total of sixty-five
b. : a group or set of 65
3. : the numerable quantity symbolized by the arabic numerals 65
4. : the 65th in a set or series