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Duchenne smile love

Duchenne smile

Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun A smile involving contraction of both the zygomatic major muscle (which raises the corners of the mouth) and the orbicularis oculi (which raises the cheeks and forms crow's feet around the eyes).

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

After the French physician Duchenne de Boulogne (1806-1875).

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  • bilby commented on the word Duchenne smile

    C'mon, smile!

    May 19, 2014