Acronym

TMJ

Temporomandibular joint

The joint between the temporal bone and mandible.

What it means

The joint between the temporal bone and mandible.

Clinical context

TMJ is commonly used in Head and neck anatomy, Dental practice. The exact meaning can depend on specialty, region and local documentation practice.

Learning note

Use the full term when clarity matters, especially in formal assignments, prescriptions, handover and patient-facing communication.