DICT.TW Dictionary Taiwan

 six·ty /ˈsɪksti/
 六十,60

 Six·ty a.  Six times ten; fifty-nine and one more; threescore.

 Six·ty, n.; pl. Sixties
 1. The sum of six times ten; sixty units or objects.
 2. A symbol representing sixty units, as 60, lx., or LX.
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 sixty
      adj : being ten more than fifty [syn: 60, lx, threescore]
      n : the cardinal number that is the product of ten and six [syn:
           60, LX]