digastric
/daɪˈgæstrɪk/(亦作digastric muscle)
noun
- Anatomy each of a pair of muscles which run under the jaw and act to open it【剖】二腹肌。
词源
late 17th cent.: from modern Latin digastricus, from di- 'twice' + Greek gastēr 'belly' （because the muscle has two fleshy parts or 'bellies' at an angle, connected by a tendon）.