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tail fin

PRIMARY MEANINGS OF: tail fin

1
n
a stabilizer that is part of the vertical tail structure of an airplane
2
n
the tail of fishes and some other aquatic vertebrates
FULL DEFINITIONS OF: tail fin
1

n a stabilizer that is part of the vertical tail structure of an airplane

Synonyms:
tailfin, vertical fin, vertical stabiliser, vertical stabilizer
Type of:
stabilizer
airfoil consisting of a device for stabilizing an aircraft

n one of a pair of decorations projecting above the rear fenders of an automobile

Synonyms:
fin, tailfin
Type of:
decoration, ornament, ornamentation
something used to beautify
2

n the tail of fishes and some other aquatic vertebrates

Synonyms:
caudal fin
Types:
heterocercal fin
a tail fin with unequal lobes in which the vertebral column turns upward into the larger lobe as in sharks
homocercal fin
symmetrical tail fin extending beyond the end of the vertebral column as in most bony fishes
Type of:
fin
organ of locomotion and balance in fishes and some other aquatic animals
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