The Collaborative International Dictionary of English v.0.48:

Muscatel \Mus"ca*tel`\, a.
   Of, pertaining to, or designating, or derived from, a muscat
   grapes or similar grapes; as, muscatel grapes; muscatel wine,
   etc.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Muscatel \Mus"ca*tel`\, n.
   1. A common name for several varieties of rich sweet wine,
      made in Italy, Spain, and France.
      [1913 Webster]

   2. pl. Finest raisins, dried on the vine; "sun raisins."
      [1913 Webster] [Variously written moscatel, muscadel,
      etc.]
      [1913 Webster]

WordNet (r) 3.0 (2006):

muscatel
    n 1: wine from muscat grapes [syn: muscat, muscatel,
         muscadel, muscadelle]
    2: sweet aromatic grape used for raisins and wine [syn:
       muscat, muscatel, muscat grape]