tail fin

English Thesaurus

1. the tail of fishes and some other aquatic vertebrates (noun.animal)

hypernym	:	fin,
definition	:	organ of locomotion and balance in fishes and some other aquatic animals (noun.animal)

hyponym	:	heterocercal fin,
definition	:	a tail fin with unequal lobes in which the vertebral column turns upward into the larger lobe as in sharks (noun.animal)

hyponym	:	homocercal fin,
definition	:	symmetrical tail fin extending beyond the end of the vertebral column as in most bony fishes (noun.animal)

part meronym	:	fish,
definition	:	any of various mostly cold-blooded aquatic vertebrates usually having scales and breathing through gills (noun.animal)

2. one of a pair of decorations projecting above the rear fenders of an automobile (noun.artifact)

hypernym	:	decoration, ornament, ornamentation,
definition	:	something used to beautify (noun.artifact)

part meronym	:	auto, automobile, car, machine, motorcar,
definition	:	a motor vehicle with four wheels; usually propelled by an internal combustion engine (noun.artifact)

3. a stabilizer that is part of the vertical tail structure of an airplane (noun.artifact)

hypernym	:	stabilizer,
definition	:	airfoil consisting of a device for stabilizing an aircraft (noun.artifact)

part meronym	:	vertical tail,
definition	:	the vertical airfoil in the tail assembly of an aircraft (noun.artifact)

4. one of a pair of decorations projecting above the rear fenders of an automobile (noun.artifact)

derivation	:	fin,
definition	:	equip (a car) with fins (verb.possession)

derivation	:	fin,
definition	:	equip (a car) with fins (verb.possession)