0 the position of the teeth in which the lower teeth go over the upper teeth when a person bites the teeth together, or the degree to which the lower teeth are in front of the upper teeth
Beavis has an underbite and an obsessive stare on his face which usually looks to the side rather than directly at the television viewer.
They have large, pointed heads with an underbite in many species.
Horses may also experience an overbite/brachygnathism (parrot mouth), or an underbite/prognathism (sow mouth, monkey mouth).
He is commonly recognized by his large underbite and his constant blank facial expression.
Their mouths are small and set in an underbite.
It will also, along with an underbite, cause severe discomfort when a bit is placed in the horses mouth.
There are special modifications for the treatment of overbite and underbite, however they usually only differ in the shape of the dental arch and in stronger or longer walls.
Facemasks or reverse-pull headgear needs to be worn between 12 to 22 hours per day, but typically 14 to 16 hours a day is effective in correcting the underbite.
