skmrph (ls splld skmrph, ) s drvtv bjct tht rtns rnmntl dsgn cs (ttrbts) frm strctrs tht wr ncssry n th rgnl. Skmrphs r typclly sd t mk smthng nw fl fmlr n n ffrt t spd ndrstndng nd cclmtn. Thy mply lmnts tht, whl ssntl t th rgnl bjct, srv n prgmtc prps n th nw systm, xcpt fr dntfctn. xmpls ncld pttry mbllshd wth mttn rvts rmnscnt f smlr pts md f mtl nd sftwr clndr tht mtts th pprnc f bndng n ppr dsk clndr.