A curved depression or natural amphitheatre, especially one in a mountainside at the end of a valley.
(dated, literary) Something in the shape of a circle or ring.
Frequency
Pronounced as (IPA)
/sɜːk/
Etymology
Borrowed from French cirque (“circular arena; cirque”), from Latin circus (“circle, ring”), from Ancient Greek κίρκος (kírkos, “circle, ring; racecourse, circus”), possibly ultimately from Proto-Indo-European *(s)ker- (“to bend; to turn”). Doublet of circus.