transformation -- ((mathematics) a function that changes the position or direction of the axes of a coordinate system)
transformation -- (a rule describing the conversion of one syntactic structure into another related syntactic structure)
transformation -- ((genetics) modification of a cell or bacterium by the uptake and incorporation of exogenous DNA)
transformation, translation -- (the act of changing in form or shape or appearance; "a photograph is a translation of a scene onto a two-dimensional surface")