hy·o·glos·sus (h   -gl s  s)n. A muscle with origin from the hyoid bone, with insertion to the side of the tongue, with nerve supply from the hypoglossal nerve, and whose action retracts and pulls down the side of the tongue. |
hyoglossus
[-glos′əs]
Etymology: Gk, hyoeides + glossa, tongue
a depressor muscle of the tongue that arises from the hyoid bone.
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