six times ten
Origin of sixtyMiddle English sixti from Old English sixtig: see six and -ty
the cardinal number between fifty-nine and sixty-one; 60; LX
the numbers or years, as of a century, from sixty through sixty-nine
- The cardinal number equal to 6 × 10.
- sixties a. A decade or the numbers from 60 to 69: They planned to retire in their sixties. The breeze kept the temperature in the sixties.b. often Sixties The decade from 60 to 69 in a century.
Origin of sixtyMiddle English from Old English sixtig ; see s(w)eks in Indo-European roots.
- Ordinal: sixtieth
Old English sixtiÄ¡.