transitional cellListen to pronunciation(tran-ZIH-shuh-nul sel)A cell that varies in shape depending on whether the tissue is being stretched. Transitional cells may be stretched without breaking apart. They line hollow organs such as the bladder.More InformationKidney (Renal Cell) CancerSearch NCI's Dictionary of Cancer TermsStarts withContainsBrowse:ABCDEFGHIJKLMNOPQRSTUVWXYZ#