demi-cercle - Wiktionary, the free dictionary

From Wiktionary, the free dictionary

First attested in the 14th century. demi- +‎ cercle.

• IPA^(key): /də.mi.sɛʁkl/

demi-cercle m (plural demi-cercles)

1. (geometry) semicircle

• hémicycle

• “demi-cercle”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.