|1.||the substance or thing used to fill a space or container: pie filling|
|a. any of various substances (metal, plastic, etc) for inserting into the prepared cavity of a tooth|
|b. the cavity of a tooth so filled|
|3.||textiles another term for weft|
|4.||(of food or a meal) substantial and satisfying|
filling fill·ing (fĭl'ĭng)
Material, such as amalgam, gold, or a synthetic resin, used to fill a cavity in a tooth.