Definition: the flattened weblike part of a feather consisting of a series of barbs on either side of the shaft
Similar words: blade
Definition: a broad flat body part (as of the shoulder or tongue)
Definition: flat surface that rotates and pushes against air or water
Similar words: rotating mechanism
Definition: a mechanism that rotates
Synonyms: vane
Definition: a fin attached to the tail of an arrow, bomb or missile in order to stabilize or guide it
Similar words: fin
Definition: a stabilizer on a ship that resembles the fin of a fish
Synonyms: weather vane, weathervane, wind vane, vane
Definition: mechanical device attached to an elevated structure; rotates freely to show the direction of the wind
Similar words: mechanical device
Definition: mechanism consisting of a device that works on mechanical principles