14-Letter Words Containing: D,O,R,S,U,M,_,_

• of or relating to or characteristic of pachyderms

• emotionally hardened

• a radioactive transuranic element which has been synthesized

• a substance as germanium or silicon whose electrical conductivity is intermediate between that of a metal and an insulator; its conductivity increases with temperature and in the presence of impurities

• a conductor made with semiconducting material

• the feeling of despair in the face of obstacles

• the expression of opposition and disapproval

• the act of discouraging