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 (dī-găs′trĭk) Anatomy
Having two fleshy ends connected by a thinner tendinous portion. Used of certain muscles.
A muscle of the lower jaw that elevates the hyoid bone and assists in lowering the jaw.


(Anatomy) (of certain muscles) having two fleshy portions joined by a tendon
(Anatomy) a muscle of the mandible that assists in lowering the lower jaw
[C17: from New Latin digastricus (with two bellies), from di-1 + gastricus gastric, from Greek gastēr belly]


(daɪˈgæs trɪk)

1. (of a muscle) having two bellies with an intermediate tendon.
2. a muscle of the lower jaw serving to open the mouth.
[1690–1700; < New Latin digastricus. See di-1, gastric]
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References in periodicals archive ?
The carotid triangle formed between posterior belly of the digastrics muscle and the stylohyoid (Anterosuperiorly) Superior belly of omohyoid (Anteroinferiorly) and Anterior border of the sternocleidomastoid muscle (Posteriorly) is defined and the contents (The common carotid artery, the internal carotid artery, the external carotid artery, internal jugular vein, vagus nerve, superior laryngeal branch, spinal accessory nerve) are all being identified.
The mandibular and sublingual salivary glands were exposed by retracting the digastrics muscles.
Myosin heavy chain composition of the human lateral pterygoid and digastrics muscles in young adults and elderly.