DICT.TW Dictionary Taiwan

 for·ty /ˈfɔrti/
 四十,40四十歲

 For·ty a.  Four times ten; thirty-nine and one more.

 For·ty, n.; pl. Forties
 1. The sum of four tens; forty units or objects.
 2. A symbol expressing forty units; as, 40, or xl.
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 forty
      adj : being ten more than thirty [syn: 40, xl, twoscore]
      n : the cardinal number that is the product of ten and four
          [syn: 40, XL]