|1.||a mark (^) placed over a vowel to show that it is pronounced with rising and falling pitch, as in ancient Greek, as a long vowel rather than a short one, as in French, or with some other different quality|
|2.||(of certain nerves, arteries, or veins) bending or curving around|
|[C16: from Latin circumflexus, from circumflectere to bend around, from |
|a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.|
|a chattering or flighty, light-headed person.|
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