English Explanatory Dictionary

risorius

English dictionary entry

Meanings

noun
  1. A narrow band of facial muscle arising from the fascia over the masseter and inserting into the tissues at the corner of the mouth, which it draws laterally, as is used when smiling.

Pronunciation

/ɹɪˈsɔː.ɹi.əs/ /ɹɪˈzɔː.ɹi.əs/ /ɹɪˈsɔɹ.i.əs/ /ɹɪˈzɔɹ.i.əs/

Word forms

risorius risorii

Etymology

Borrowed from Late Latin rīsōrius (“ridiculous, laughing”), clipping of mūsculus rīsōrius (“laughing muscle”).

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