When only part of the tooth has erupted into the mouth, it can create a flap of gum tissue that easily holds food particles and debris and is a hotbed for bacteria. Pericoronitis also can occur around a wisdom tooth that has not erupted at all and is still under the gums.
Define futon: a usually cotton-filled mattress used on the floor or in a frame as a bed, couch, or chair a usually cotton-filled mattress used on the floor or in a frame as a bed, couch, or chairâ¦ See the full definition
batÂ·terÂ·y. n. pl. batÂ·terÂ·ies. 1. Electricity A device containing an electric cell or a series of electric cells storing chemical energy that can be converted into electrical energy, usually in the form of direct current.