cy·no·sure (sīnə-shr′, sĭnə-)
1. An object that serves as a focal point of attention and admiration.
2. Something that serves to guide.
[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 the Appendix of Indo-European roots + ourā, tail; see ors- in the Appendix of Indo-European roots.]
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Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.