tail fin, n.
the tail of fishes and some other aquatic vertebrates
<noun.animal>
caudal fin tail fin
one of a pair of decorations projecting above the rear fenders of an automobile
<noun.artifact>
fin tail fin tailfin
lexical pointers
derivationally related form
semantic pointers
part holonym
hypernym
a stabilizer that is part of the vertical tail structure of an airplane
<noun.artifact>
tail fin tailfin vertical fin vertical stabiliser vertical stabilizer