Arc

/ɑːrk/

nounIntermediate📊CommonGeometry
2 meanings1 idiom/phrase2 questions

Definitions

2 meanings
1

A curved line forming part of the circumference of a circle or other curve.

/ɑːrk/

nounneutralIntermediate
Geometry

A curved line or section

The trajectory of the ball formed a graceful arc.

💡 Simply: A bend or curve.

More Examples

2

The architect designed a building with a striking arc.

How It's Used

Mathematics

"The arc of the circle measured 90 degrees."

Engineering

"The bridge's arc was a stunning feat of engineering."

2

To move in a curved path.

/ɑːrk/

verbneutralIntermediate
Movement

To move in a curved path

The plane arced gracefully above the city.

💡 Simply: To curve or bend in movement.

More Examples

2

The dancer arced her back in a stunning pose.

How It's Used

Sports

"The batter arced the ball high into the outfield."

Tip:Imagine a projectile following a curved path.

Idioms & expressions

a wide arc

A large, sweeping curve.

"The plane flew in a wide arc around the mountain."

From Latin *arcus, meaning "bow," "arch." The word's meaning has expanded over time to include curved paths and sections.

The word's usage in describing curved paths in projectile motion became prominent during the scientific revolution.

Memory tip

Think of a rainbow's curve.

Word Origin

LanguageLatin
Original meaning

"bow, arch"

Base: arc
wide arccircular arcparabolic arc

Common misspellings

arkac

Usage

40%Spoken
60%Written