I. ˈtwentē, -nti, in rapid speech sometimes -wənē or -ni adjective
Etymology: Middle English, from Old English twēntig, twentig, n., group of 20, from twēn-, twen- (akin to Old English twēgen, twā, tū two) + -tig group of 10 — more at two , eighty
: being one more than 19 in number
twenty years
— see number table
II. pronoun, plural in construction
Etymology: Middle English, from twenty, adjective
: 20 countable persons or things not specified but under consideration and being enumerated
twenty are here
twenty were found
III. noun
( -es )
Etymology: Middle English, from twenty, pron.
1. : two tens : twice 10 : 10 times two : four times five
2.
a. : 20 units or objects
a total of twenty
b. : a group or set of 20
arranged by twenties
3. : the numerable quantity symbolized by the arabic numerals 20
4. twenties plural
a. : the numbers 20 to 29 inclusive
a score in the twenties
low grades in the twenties
b. : the members of a series or set of successive numbers that end in 20 to 29 inclusive
the twenties of the preceding century
lives in the twenties in the next block
c. : the portion of a continuum lying between 20 and 30 on a scale of measurement or segmentation
temperatures in the twenties tomorrow
a man in his twenties
dresses selling in the twenties
in the latitude of the twenties
5. : the 20th in a set or series ; especially : an article of clothing of the 20th size
wears a twenty
6.
a. : a twenty-pound note
b. : a twenty-dollar bill