the light horny waterproof structure forming the external covering of birds | the flattened weblike part of a feather consisting of a series of barbs on either side of the shaft |
a feather or cluster of feathers worn as an ornament | mechanical device attached to an elevated structure; rotates freely to show the direction of the wind |
anything that resembles a feather in shape or lightness | flat surface that rotates and pushes against air or water |
| a fin attached to the tail of an arrow, bomb or missile in order to stabilize or guide it |