circumflex
1. cir.cum.flex \'s*r-k*m-.fleks\ aj [L circumflexus, pp. of circumflectere to bend around, mark with a]circumflex, fr. circum- + flectere to bend 1a: characterized by the pitch, quantity, or quality indicated by a circum flex 1b: marked with a circumflex 2: bending around {a ~ artery} 2. circumflex n : a mark <circumflex>,, or orig. used in Greek over long vowels to indicate a rising-falling tone and in other languages to mark length, contraction, or a particular vowel quality