Arch

/ɑːtʃ/

nounBeginner🔥Very CommonStructure
3 meanings1 idiom/phrase2 questions

Definitions

3 meanings
1

A curved structure spanning an opening, typically supporting the weight above.

/ɑːtʃ/

nounneutralBeginner
Structure

A curved structure

The Roman aqueduct was supported by many arches.

💡 Simply: A curved bridge or doorway.

More Examples

2

The doorway was framed by a graceful arch.

How It's Used

Architecture

"The bridge featured a magnificent stone arch."

Art

"The artist skillfully rendered the arch in her painting."

2

Chief, principal, or main.

/ɑːtʃ/

adjectiveneutralIntermediate
Rank

Chief or principal

The arch enemy was finally defeated.

💡 Simply: Most important.

More Examples

2

She is the arch rival of the champion.

How It's Used

Formal

"The arch villain plotted his revenge."

Tip:Think of the chief person as being at the top of an arch.
3

To form or cause to form into an arch.

/ɑːrtʃ/

verbneutralIntermediate
Action

To form an arch

The cat arched its back.

💡 Simply: To make into an arch.

More Examples

2

The bridge arched gracefully over the river.

How It's Used

Construction

"The workers arched the bricks to create a keystone."

Tip:Imagine carefully bending something into an arched shape.

Synonyms & Antonyms

Synonyms

Idioms & expressions

arch your back

To curve your back.

"She arched her back in pain."

From Old English *arce, from Proto-Germanic *arkaz, from Proto-Indo-European *h₂erkwos.

The word 'arch' has been used to describe curved structures since Old English.

Memory tip

Think of a rainbow – its shape is an arch.

Word Origin

Original meaning

"to bend"

stone archtriumphal archarch enemy

Common misspellings

archharce

Usage

60%Spoken
40%Written