tail fin


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Related to tail fin: Pectoral fins, ventral fin

tail fin

also tail·fin  (tāl′fĭn′)
n.
1. A fin at the posterior part of the body of a fish, crustacean, whale, or other aquatic animal.
2. An ornamental projection shaped like a fin on the rear fender of an automobile. Also called fin1.
3. A fin at the tail end of an aerodynamic or hydrodynamic object such as an airplane or surfboard, used to provide directional control or stability.

tail′ fin`


n.
1. the terminal vertical fin of a fish.
2. See under fin 1 (def. 6).
[1675–85]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.tail fin - a stabilizer that is part of the vertical tail structure of an airplanetail fin - a stabilizer that is part of the vertical tail structure of an airplane
stabilizer - airfoil consisting of a device for stabilizing an aircraft
vertical tail - the vertical airfoil in the tail assembly of an aircraft
2.tail fin - one of a pair of decorations projecting above the rear fenders of an automobile
auto, automobile, car, motorcar, machine - a motor vehicle with four wheels; usually propelled by an internal combustion engine; "he needs a car to get to work"
decoration, ornament, ornamentation - something used to beautify
3.tail fin - the tail of fishes and some other aquatic vertebratestail fin - the tail of fishes and some other aquatic vertebrates
fin - organ of locomotion and balance in fishes and some other aquatic animals
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
fish - any of various mostly cold-blooded aquatic vertebrates usually having scales and breathing through gills; "the shark is a large fish"; "in the living room there was a tank of colorful fish"
References in periodicals archive ?
She is Norwegian's sixth British tail fin hero, following on from rock legend Freddie Mercury, footballer Bobby Moore, children's author Roald Dahl, pioneering aviator Amy Johnson and aviation entrepreneur Sir Freddie Laker.
Plane Austen: Jane is the latest British tail fin hero jane austen takes flight JANE AUSTEN is the latest British 'tail fin hero' on a Norwegian jet.
In March, the space agency unveiled a robot prototype, which could one day be developed into a scouter that would accompany a Mars rover, that has special wheels and a tail fin to help it climb rocky obstacles.
Norwegian has announced that Jonathan Swift will become its second Irish tail fin hero, with the celebrated authors portrait to appear on the tail of the airlines aircraft that will serve the new transatlantic routes from Cork, Shannon and Dublin to the US East Coast.
Squadron Leader Jim Turner said: "The Royal Air Force Aerobatic Team, the Red Arrows, are extremely proud of our heritage and we hope that this tail fin design brings with it a sense of pride for both past members of the team and for members of the public to share in.
Upon inspection he identified one of four bolts missing used to attach the tail fin assembly to the missile body.
She added: "It's a momentous year for the Red Arrows as they are celebrating their 50th display season and have recently unveiled a new tail fin design.
The lime green Cassutt Racer was said to be "only slightly damaged", but appeared to have lost its tail fin in photographs.
The US Federal Aviation Administration has ordered more than 1,000 Boeing 737 jets registered in the United States to be inspected for a potentially faulty part in the tail fin that could cause pilots to lose control of the plane if it fails.
Officials said a problem with a tail fin caused the missile-like vehicle to fly out of control before the main engine could be ignited, leading researchers to destroy it early.
5 metres, from their current height of nearly 23 metres, to accommodate the larger tail fin of the aircraft.