Plural of genioglossus; multiple genioglossus muscles (the muscles running from the chin to the tongue in the lower jaw).
Latin plural form of 'genioglossus' (from genio- + glossus). The '-i' ending is the standard Latin masculine plural.
Each side of your jaw has its own genioglossus muscle, and these paired muscles work together in intricate coordination to help you produce the sounds of speech—damage to one side can affect your accent.
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