The definition of a cynosure is something or someone who is the center of attention.(noun)
An example of a cynosure is a beautiful new car displayed at an auto show.
See cynosure in Webster's New World College Dictionary
Origin: L < Gr kynosoura, dog's tail, constellation of Ursa Minor < kyōn (see hound) + oura, tail: see uro-
See cynosure in American Heritage Dictionary 4
Origin: French, Ursa Minor (which contains the guiding star Polaris), from Latin cynosūra, from Greek kunosoura, dog's tail, Ursa Minor : kunos, genitive of kuōn, dog; see kwon- in Indo-European roots + ourā, tail; see ors- in Indo-European roots.
Learn more about cynosure