Source : Webster's Revised Unabridged Dictionary (1913)

Hamamelis \Ham`a*me"lis\, n. [NL., fr. Gr. ? a kind of medlar or
   service tree; ? at the same time + ? an apple, any tree
   fruit.] (Bot.)
   A genus of plants which includes the witch-hazel ({Hamamelis
   Virginica}), a preparation of which is used medicinally.

Source : WordNet®

Hamamelis
     n : deciduous shrubs or small trees: witch hazel [syn: {genus
         Hamamelis}]