This is the variable shaped beak-like projection at the anterosuperior aspect of the ramus. The anterior border is convex and continuous with that of the ramus. Posterior to the apex the border is slightly concave and contributes to the mandibular notch. The entire border of this process, along with the medial surface, provides attachment for the temporalis muscle.

Coronoid comes from the Greek korax for raven or crow. This is a projection of bone that resembled a crow. The term process is Latin meaning to move forward. It denotes a projection of bone.

Processus coronoideus ulnae

Processus coronoïde