Definition of vane

Definition of vane
  1. vane Noun A weather vane.
  2. vane Noun 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.
  3. vane Noun The flattened, web-like part of a feather, consisting of a series of barbs on either side of the shaft.
  4. vane Noun A sight on a sextant or compass.
  5. vane Noun One of the metal guidance or stabilizing fins attached to the tail of a bomb or other missile.
Need more help? Try our forum NEW