From The Collaborative International Dictionary of English v.0.48 :
Missel \Mis"sel\, n.
Mistletoe. [Obs.]
[1913 Webster]
Missel bird, Missel thrush (Zool.), a large European
thrush ({Turdus viscivorus) which feeds on the berries of
the mistletoe; -- called also mistletoe thrush and
missel.
[1913 Webster]
From WordNet (r) 3.0 (2006) :
missel thrush
n 1: large European thrush that feeds on mistletoe berries [syn:
missel thrush, mistle thrush, mistletoe thrush,
Turdus viscivorus]