noun A pathological process in which chronic inflammation or infection causes lung tissue to organize into a fibrous form that resembles meat, which can lead to a loss of normal lung function.
noun A similar pathological transformation to other types of tissue so that it becomes fibrous and dense.
noun The literal transformation of something into flesh or meat.
noun The transformation of something into a human being.
noun The process of something nonphysical taking on a physical form (not necessarily involving flesh).