Castor vs. Caster

Castor and Caster Definitions
Castor
An oily, brown, odorous substance obtained from glands in the groin of the beaver and used as a perfume fixative. Also called castoreum.
Caster
One that casts
A caster of nets.
Castor
A hat made of beaver fur or an imitation.
Caster
Also cas·tor (kăstər) A small wheel on a swivel, attached under a piece of furniture or other heavy object to make it easier to move.
Castor
A heavy wool fabric used especially for overcoats.
Caster
A small bottle, pot, or shaker for holding a condiment.
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Castor
Variant of caster.
Caster
A stand for a set of condiment containers.
Castor
One that casts
A caster of nets.
Caster
Someone or something that casts.
A caster of spells
A caster of stones
A caster of bronze statuary
An online caster of video games
Castor
Also cas·tor (kăstər) A small wheel on a swivel, attached under a piece of furniture or other heavy object to make it easier to move.
Caster
A wheeled assembly attached to a larger object at its base to facilitate rolling. A caster usually consists of a wheel (which may be plastic, a hard elastomer, or metal), an axle, a mounting provision (usually a stem, flange, or plate), and sometimes a swivel (which allows the caster to rotate for steering).
Many office chairs roll on a set of casters.
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Castor
A small bottle, pot, or shaker for holding a condiment.
Caster
A shaker with a perforated top for sprinkling condiments such as sugar, salt, pepper, etc.
A set of casters
Castor
A stand for a set of condiment containers.
Caster
A stand to hold a set of shakers or cruets.
Castor
Greek Mythology One of the Dioscuri.
Caster
(automotive) The angle of the axis around which a car's front wheels rotate when the steering wheel is turned, with a vertical axis being defined as zero caster.
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Castor
A binary star in the constellation Gemini, approximately 46 light years from Earth and of roughly equal brightness with Pollux.
Caster
To act as a caster
Castor
A hat made from the fur of the beaver.
Caster
One who casts; as, caster of stones, etc. ; a caster of cannon; a caster of accounts.
Castor
A heavy quality of broadcloth for overcoats.
Caster
A vial, cruet, or other small vessel, used to contain condiments at the table; as, a set of casters.
Castor
Castoreum (bitter exudate of mature beavers).
Caster
A stand to hold a set of cruets.
Castor
Any of various nymphalid butterflies of the genus Ariadne, of Africa and Asia.
Caster
A small wheel on a swivel, on which furniture is supported and moved.
Castor
(mineral) A variety of petalite found in Elba.
Caster
A worker who casts molten metal into finished products
Castor
Alternative spelling of caster, especially in its senses
Caster
A shaker with a perforated top for sprinkling powdered sugar
Castor
A pivoting roller attached to the bottom of furniture to allow it to be moved.
Caster
A pivoting roller attached to the bottom of furniture or trucks or portable machines to make them movable
Castor
A container with a perforated cap for sprinkling its contents, especially salt, pepper, etc.
Castor
A genus of rodents, including the beaver. See Beaver.
Castor
Castoreum. See Castoreum.
Castor
A hat, esp. one made of beaver fur; a beaver.
I have always been known for the jaunty manner in which I wear my castor.
Castor
A heavy quality of broadcloth for overcoats.
Castor
See Caster, a small wheel.
Castor
The northernmost of the two bright stars in the constellation Gemini, the other being Pollux.
Castor
A variety of the mineral called petalite, from Elba.
Castor
A multiple star with 6 components; second brightest in Gemini; close to Pollux
Castor
A shaker with a perforated top for sprinkling powdered sugar
Castor
A pivoting roller attached to the bottom of furniture or trucks or portable machines to make them movable
Castor
A hat made of beaver fur or similar material
Castor
Type genus of the Castoridae: beavers