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n. pl. ge·ni·o·glos·si (-ī′)
Either of a pair of muscles that connect the jaw and tongue and that depress and protrude the tongue.

[New Latin genioglōssus : Greek geneion, chin; see genial2 + Greek glōssa, tongue.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
Underlying fibres of genioglossus muscle is also replaced by fibrous tissue.
Snoring can be observed depending on the sagging of the muscles of the soft palate, particularly the genioglossus muscle. Common findings in the case of Vitamin D deficiency are diffuse pain in the muscles; difficulty in walking, sitting, and climbing stairs; and difficulty in performing movements.
Tis may impair upper airway dilator volume, genioglossus muscle function and diaphragmatic functionality (29).
found that the genioglossus muscle in patients with OSA reveals greater fatigability [40].
While the EMGs capture the activity of the mylohyoid, geniohyoid and anterior belly of the digastric muscles, with minimal contribution of the genioglossus one, the tongue pressure measurements on the palate are generated mainly by the genioglossus muscle, with a lower contribution of the suprahyoid ones (23).
After quantile normalization of the raw data, the expression profiles of 22619 mRNAs were obtained from genioglossus muscle of HIF-1a -KO and WT mice.
An MRI showed a 37 x 34 x 42 mm mass in the base of tongue extending to the geniohyoid muscle as well as the genioglossus muscle that was most concerning for squamous cell carcinoma as shown in Figure 1.
* A novel implantable electrical stimulation device stimulates the hypoglossal nerve, which activates the genioglossus muscle, thus moving the tongue forward to open the airway.