n.
Pronunciation: ' s ī -n ə - ˌ shu ̇ r, ' si-
Function: noun
Etymology: Middle French & Latin; Middle French, Ursa Minor, guide, from Latin cynosura Ursa Minor, from Greek kynosoura, from kynos oura, literally, dog's tail
Date: 1565
1 capitalized : the northern constellation Ursa Minor also : NORTH STAR
2 : one that serves to direct or guide
3 : a center of attraction or attention <turned an eyesore into a cynosure ― Catherine Reynolds>