hamamelis
noun
ham·a·me·lis
| \ ˌham-ə-ˈmē-ləs
\
\
Medical Definition of hamamelis
1
capitalized
: a genus of shrubs or small trees (family Hamamelidaceae) having pinnately veined leaves and clustered flowers with elongated ribbon-shaped petals and including the witch hazels
2
: the dried leaves of a witch hazel (Hamamelis virginiana) of the eastern United States used especially formerly as a tonic and sedative