vane(redirected from vaneless)
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blade in a wheel moved by air, steam, or water: A weather vane shows the direction of the wind.; someone who is changeable or fickle
Not to be confused with:
vain – excessively proud of one’s appearance, qualities, etc.; conceited: She is very vain about her long black hair.; arrogant; egotistical; without effect or avail: Her efforts were in vain.; worthless; unimportant
vein – blood vessel; a natural channel; a body or stratum of ore: a rich vein of coal; a condition, mood, or temper: a vein of sadness; tone; touch; thread; streak
1. A weathervane.
2. 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 moved by or used to move a fluid.
3. The flattened, weblike part of a feather, consisting of a series of barbs on either side of the shaft.
a. The movable target on a leveling rod.
b. A sight on a quadrant or compass.
5. One of the metal guidance or stabilizing fins attached to the tail of a bomb or other missile.
1. (Mechanical Engineering) Also called: weather vane or wind vane a flat plate or blade of metal mounted on a vertical axis in an exposed position to indicate wind direction
2. (Mechanical Engineering) any one of the flat blades or sails forming part of the wheel of a windmill
3. (Mechanical Engineering) any flat or shaped plate used to direct fluid flow, esp a stator blade in a turbine, etc
4. (Mechanical Engineering) a fin or plate fitted to a projectile or missile to provide stabilization or guidance
5. (Zoology) ornithol the flat part of a feather, consisting of two rows of barbs on either side of the shaft
6. (Surveying) surveying
a. a sight on a quadrant or compass
b. the movable marker on a levelling staff
[Old English fana; related to Old Saxon, Old High German fano, Old Norse fani, Latin pannus cloth]
(Biography) Sir Henry, known as Sir Harry Vane. 1613–62, English Puritan statesman and colonial administrator; governor of Massachusetts (1636–37). He was executed for high treason after the Restoration
2. any of a number of blades or plates attached radially to a rotating cylinder or shaft, as in a turbine or windmill, that move or are moved by a fluid, as steam or air.
3. a person who is readily changeable or fickle.
a. (on a rocket) any fixed or movable surface providing directional control for atmospheric flight.
b. a similar plane surface in the exhaust jet of a reaction engine, providing directional control while the engine is firing.
5. the web of a feather.
[before 1100; Middle English; Old English fana flag, c. Old Saxon, Old High German fano, Old Norse -fani flag, cloth]
Sir Henry (Sir Harry Vane), 1613–62, British statesman and author.
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|Noun||1.||vane - mechanical device attached to an elevated structure; rotates freely to show the direction of the wind|
mechanical device - mechanism consisting of a device that works on mechanical principles
weathercock - weathervane with a vane in the form of a rooster
wind tee - weather vane shaped like a T and located at an airfield
|2.||vane - a fin attached to the tail of an arrow, bomb or missile in order to stabilize or guide it|
arrow - a projectile with a straight thin shaft and an arrowhead on one end and stabilizing vanes on the other; intended to be shot from a bow
fin - a stabilizer on a ship that resembles the fin of a fish
missile - a rocket carrying a warhead of conventional or nuclear explosives; may be ballistic or directed by remote control
|3.||vane - flat surface that rotates and pushes against air or water|
fan blade - blade of a rotating fan
eggbeater, helicopter, whirlybird, chopper - an aircraft without wings that obtains its lift from the rotation of overhead blades
impeller - the blade of a rotor (as in the compressor of a jet engine)
oar - an implement used to propel or steer a boat
paddle - a blade of a paddle wheel or water wheel
rotating mechanism - a mechanism that rotates
rudder blade - the vertical blade on a rudder
turbine - rotary engine in which the kinetic energy of a moving fluid is converted into mechanical energy by causing a bladed rotor to rotate
|4.||vane - the flattened weblike part of a feather consisting of a series of barbs on either side of the shaft|
feather, plumage, plume - the light horny waterproof structure forming the external covering of birds
barb - one of the parallel filaments projecting from the main shaft of a feather
blade - a broad flat body part (as of the shoulder or tongue)
déflecteur de volet