Definition of buccinator in English:

buccinator

noun

Anatomy
  • A flat, thin muscle in the wall of the cheek.

    • ‘The moment the child is a mouth breather, and the tongue drops to the floor of the mouth, the buccinators continue to push inwards and cause the upper arch to collapse.’
    • ‘The slightest excess tension in the buccinators, too or too much much forward thrust or exaggerated recession of the jaw can prevent a performer from playing well.’
    • ‘Other episodes have been attributed to anatomic abnormalities, including a patulous Stensen's duct masseter muscle hypertrophy and buccinator muscle weakness.’
    • ‘The gland may extend to the mandibular ramus to cover the buccinator muscle.’
    • ‘Certain muscles involved in mastication, such as the masseter, the digastric (anterior and posterior belly), the buccinators, the hypoglossal and the mylohyoid, play a part in the balancing of the muscles of the head, neck, shoulder and thorax.’

Origin

Late 17th century: from Latin, from buccinare blow a trumpet from buccina, denoting a kind of trumpet.

Pronunciation:

buccinator

/ˈbəksəˌnādər/