■ cardinal number
1》 equivalent to the sum of six and five; one more than ten; 11. (Roman numeral: xi or XI .)
2》 a sports team of ~ players.
Derivatives
~fold adjective & adverb
Origin
OE endleofon , from the base of one + a second element (prob. expressing the sense 'left over') occurring also in twelve ; of Gmc origin.