WordNet
n. a stabilizer that is part of the vertical tail structure of an airplane [syn: vertical stabilizer, vertical stabiliser, tail fin, tailfin]
Usage examples of "vertical fin".
There were three decks, a central rotunda, balconies of black wood and copper, a scrolled prow, observation cupolas, weapon ports, a vertical fin displaying a gold and black insignia.
From this, it is only a step to a canard swing-wing craft, with schnorkel and communication gear mounted on the vertical fin.
A switch buried in the vertical fin released a line of steps leading down the curve of the hull to the wing.
Their tails were short, extending in a vertical fin back up their spines.
A distant EC-121 Warning Star tracked -193 by means of a coded radar transponder located atop the drone's vertical fin.
It had a vertical fin like that of a shark, but its head terminated in a horizontal cleaver.
She brought the rotorkite in from astern, so close beside the liftships great vertical fin that Doc feared a sudden breeze would hurl them into it, so close to the liftships skin that the man at the ships tail lookout position ducked down into his niche as the rotorkite passed over.
The Goose rose on its step and picked up speed, enough for the vertical fin to bite air.