Meaning & use

arch

noun·Everyday

Last updated

A curved structure that spans an opening and supports the weight above it.

See it in a sentence

The stone arch has stood at the entrance to the city for centuries.

They walked hand in hand under the arch of balloons at the wedding.

A note on using this word

Also used as an adjective meaning mischievous or knowingly playful, as in "an arch smile," and as a prefix meaning "chief," as in "archenemy."

Words with a similar meaning

archwayvault

Choose a synonym to suit the sentence. Meanings can overlap without being identical.

Another way to use it

2. adjective

Deliberately playful, teasing, or knowing in manner.

She gave him an arch look before delivering the punchline.

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