Arch vs. Arc

Arch and Arc Definitions
Arch
A usually curved structure forming the upper edge of an open space and supporting the weight above it, as in a bridge or doorway.
Arc
Something shaped like a curve or arch
The vivid arc of a rainbow.
Arch
A structure, such as a freestanding monument, shaped like an inverted U.
Arc
(Mathematics) A segment of a circle.
Arch
A curve with the ends down and the middle up:the arch of a raised eyebrow.
Arc
An electric arc.
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Arch
(Anatomy)An organ or structure having a curved or bowlike appearance, especially either of two arched sections of the bony structure of the foot.
Arc
(Astronomy) The apparent path of a celestial body as it rises above and falls below the horizon.
Arch
To provide with an arch:arch a passageway.
Arc
A progression of events suggesting narrative cohesion, especially one that rises to a climax and settles to a final conclusion.
Arch
To cause to form an arch or similar curve.
Arc
To form an arc.
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Arch
To bend backward:The dancers alternately arched and hunched their backs.
Arc
To move or seem to move in a curved path
The stars that arc across the sky.
Arch
To span:"the rude bridge that arched the flood"(Ralph Waldo Emerson).
Arc
(astronomy) That part of a circle which a heavenly body appears to pass through as it moves above and below the horizon.
Arch
To form an arch or archlike curve:The high fly ball arched toward the stands.
Arc
(geometry) A continuous part of the circumference of a circle (circular arc) or of another curve.
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Arch
Chief; principal
Their arch foe.
Arc
A curve, in general. Category:en:Curves
Arch
Mischievous; roguish
"She ... was arch enough to inform the queen whenever I committed any folly that she thought would be diverting to her majesty" (Jonathan Swift).
Arc
A band contained within parallel curves, or something of that shape.
Arch
Teasing, ironic, or sardonic
"I know, Edy Boardman said none too amiably with an arch glance from her shortsighted eyes. I know who is Tommy's sweetheart" (James Joyce).
Arc
(electrics) A flow of current across an insulating medium; especially a hot, luminous discharge between either two electrodes or as lightning.
Arch
An inverted U shape.
Arc
A story arc.
Arch
An arch-shaped arrangement of trapezoidal stones, designed to redistribute downward force outward.
Arc
(mathematics) A continuous mapping from a real interval (typically [0, 1] ) into a space.
Arch
(architecture) An architectural element having the shape of an arch
Arc
(graph theory) A directed edge.
Arch
Any place covered by an arch; an archway.
To pass into the arch of a bridge
Arc
The three-point line.
Arch
An arc; a part of a curve.
Arc
(film) An arclight.
Arch
A natural arch-shaped opening in a rock mass.
Arc
(ambitransitive) To move following a curved path.
Arch
(anatomy) Curved part of the bottom of a foot.
Arc
(transitive) To shape into an arc; to hold in the form of an arc.
Arch
(obsolete) chief
Arc
(intransitive) To form an electrical arc.
Arch
To form into an arch shape.
The cat arched its back
Arc
A portion of a curved line; as, the arc of a circle or of an ellipse.
Arch
To cover with an arch or arches.
Arc
A curvature in the shape of a circular arc or an arch; as, the colored arc (the rainbow); the arc of Hadley's quadrant.
Arch
Knowing, clever, mischievous
I attempted to hide my emotions, but an arch remark escaped my lips.
Arc
An arch.
Statues and trophies, and triumphal arcs.
Arch
Principal; primary
They were arch enemies.
Arc
The apparent arc described, above or below the horizon, by the sun or other celestial body. The diurnal arc is described during the daytime, the nocturnal arc during the night.
Arch
Any part of a curved line.
Arc
To form a voltaic arc, as an electrical current in a broken or disconnected circuit.
Arch
Usually a curved member made up of separate wedge-shaped solids, with the joints between them disposed in the direction of the radii of the curve; used to support the wall or other weight above an opening. In this sense arches are segmental, round (i. e., semicircular), or pointed.
Arc
Electrical conduction through a gas in an applied electric field
Arch
Any place covered by an arch; an archway; as, to pass into the arch of a bridge.
Arc
A continuous portion of a circle
Arch
Any curvature in the form of an arch; as, the arch of the aorta.
Arc
Something curved in shape
Arch
A chief.
My worthy arch and patron comes to-night.
Arc
Form an arch or curve;
Her back arches
Her hips curve nicely
Arch
To cover with an arch or arches.
Arch
To form or bend into the shape of an arch.
The horse arched his neck.
Arch
To form into an arch; to curve.
Arch
Chief; eminent; greatest; principal.
The most arch act of piteous massacre.
Arch
Cunning or sly; sportively mischievous; roguish; as, an arch look, word, lad.
[He] spoke his request with so arch a leer.
Arch
A curved shape in the vertical plane that spans an opening
Arch
A curved bony structure supporting or enclosing organs (especially arches of the feet)
Arch
A passageway under an arch
Arch
(architecture) a masonry construction (usually curved) for spanning an opening and supporting the weight above it
Arch
Form an arch or curve;
Her back arches
Her hips curve nicely
Arch
(of persons) highest in rank or authority or office;
His arch rival
Arch
(used of behavior or attitude) characteristic of those who treat others with condescension
Arch
Expert in skulduggery;
An arch criminal