If risen bread is desired, one must leaven the dough, either by mixing it with a piece of already leavened dough or leaving it exposed to yeast spores in the air for a period ranging from a single day to several, depending on the ambient conditions.
Medical Definition of RIB CAGE. : the bony enclosing wall of the chest consisting chiefly of the ribs and the structures connecting themâcalled also thoracic cage.ull Definition of RIB CAGE. : the bony enclosing wall of the chest consisting chiefly of the ribs and the structures connecting them. See rib cage defined for English-language learners.
The first 14 ribs â seven on each side â in the rib cage are known as true ribs. These bones are attached to the breastbone at one end and the backbone, or spine, at the other end. The five pairs of ribs that follow are referred to as false ribs. These are shorter than the bones above.