Definition of "vane"
noun:
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A weather vane.
from Wiktionary, Creative Commons Attribution/Share-Alike License -
Any of several usually relatively thin, rigid, flat, or sometimes curved surfaces radially mounted along an axis, as a blade in a turbine or a sail on a windmill, that is turned by or used to turn a fluid.
from Wiktionary, Creative Commons Attribution/Share-Alike License -
The flattened, web-like part of a feather, consisting of a series of barbs on either side of the shaft.
from Wiktionary, Creative Commons Attribution/Share-Alike License -
A sight on a sextant or compass.
from Wiktionary, Creative Commons Attribution/Share-Alike License -
One of the metal guidance or stabilizing fins attached to the tail of a bomb or other missile.
from Wiktionary, Creative Commons Attribution/Share-Alike License
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