Arch

/ɑːrtʃ/

Meaning & Definition

noun
A curved structure that spans an opening and supports weight above it.
The ancient Romans were skilled in constructing arches that allowed them to build impressive aqueducts.
A symbol of triumph or victory; often decorative.
The Arc de Triomphe in Paris is a famous arch that honors those who fought and died for France.
verb
To form or cause to form an arch.
The trees arched gracefully over the path, creating a natural tunnel.
adjective
Chief, principal; often used to indicate something extreme or exaggerated.
He had an arch sense of humor that sometimes offended people.

Etymology

Middle English, from Old French 'arche', from Latin 'arcus' meaning 'bow'.

Common Phrases and Expressions

arch enemy
A main or primary adversary, often in a competitive context.
arch irony
A sense of irony that is particularly pronounced or exaggerated.
arch of triumph
A commemorative arch built to honor significant achievements.

Related Words

architecture
The art or practice of designing and constructing buildings.
archetype
A very typical example of a certain person or thing.
arcade
A covered passageway with arches along one or both sides.

Slang Meanings

To arch one's back
She arched her back after sitting for a long time.
Arch-nemesis
In comic books, the hero often has an arch-nemesis who is their main rival.