[television] Doming is a phenomenon found on some CRT televisions in which parts of the shadow mask become heated. In televisions that exhibit this behavior, it tends to occur in high-contrast scenes in which there is a largely dark scene with one or more localized bright spots. As the electron beam hits the shadow mask in these areas it he...
Rounded forehead on the cat. 
The rounded part of the head between the ears.,.
As seen in Cocker Spaniels, the rounded portion of the head in between the ears.