Prop vs. Propeller — What's the Difference?

An object placed beneath or against a structure to keep it from falling or shaking; a support.

A propeller is a device with a rotating hub and radiating blades that are set at a pitch to form a helical spiral, that, when rotated, exerts linear thrust upon a working fluid, such as water or air. Propellers are used to pump fluid through a pipe or duct, or to create thrust to propel a boat through water or an aircraft through air.

One that serves as a means of support or assistance.

A mechanical device for propelling a boat or aircraft, consisting of a revolving shaft with two or more broad, angled blades attached to it.

Any of the articles other than costumes and scenery used by an actor or performer during a performance on stage or in a film.

A device for propelling an aircraft or boat, consisting of a spinning shaft with radiating angled blades that thrust air or water in the direction opposite the desired direction of travel.

Someone or something displayed to impress others or provide a false impression.

One who, or that which, propels.

A propeller.

A mechanical device with evenly-shaped blades that turn on a shaft to push against air or water, especially one used to propel an aircraft or boat.

To support by placing something beneath or against; shore up.

A steamboat thus propelled; a screw steamer.

An object placed against or under another, to support it; anything that supports.

(fishing) A spinnerbait.

(rugby) The player on either side of the hooker in a scrum.

One who, or that which, propels.

Any of the seashells in the game of props.

A contrivance for propelling a steam vessel, usually consisting of a screw placed in the stern under water, and made to revolve by an engine; a propeller wheel.

An item placed on a stage or set to create a scene or scenario in which actors perform.

A steamboat thus propelled; a screw steamer.

An item placed within an advertisement in order to suggest a style of living etc.

A mechanical device that rotates to push against air or water

The propeller of an aircraft.

A proposition, especially on an election-day ballot.

(rocketry) rocket fuel}}

To support or shore up something.

(intransitive) To play rugby in the prop position.

To position the feet of (a person) while sitting, lying down, or reclining so that the knees are elevated at a higher level.

To manually start the engine of a propeller-driven aircraft with no electric starter by pulling vigorously on one of the propeller blades using the hands, so that the propeller can catch ignition.

A shell, used as a die. See Props.

That which sustains an incumbent weight; that on which anything rests or leans for support; a support; a stay; as, a prop for a building.

To support, or prevent from falling, by placing something under or against; as, to prop up a fence or an old building; (Fig.) to sustain; to maintain; as, to prop a declining state.

A support placed beneath or against something to keep it from shaking or falling

Any movable articles or objects used on the set of a play or movie;

A propeller that rotates to push against air

Support by placing against something solid or rigid;