sem·i·pal·mate 
(sĕm′ē-pălmāt′, -pä-, -pälmāt′, sĕm′ī-) also sem·i·pal·mat·ed (-mā′tĭd)
(sĕm′ē-pălmāt′, -pä-, -pälmāt′, sĕm′ī-) also sem·i·pal·mat·ed (-mā′tĭd)adj.
Having partial webbing between the toes, as in grouse and some waterbirds.