Examples from the Web for prefrontal
The vomers terminate midway between the median nares and the descending process of the prefrontal.
And there were still more radical procedures, prefrontal lobotomy for instance.The Sensitive Man|Poul William Anderson
The prefrontal articulates with the anterolateral process of the frontal.
The brain (Fig. 70) is seen to be very narrow and low in the prefrontal area, the seat of the higher mental faculties.Men of the Old Stone Age|Henry Fairfield Osborn
In each case when a preocular is lacking, the "preocular" and prefrontal are fused.