*rechauff&eacute*

‖n. [ F., orig. p.p. of réchauffer 8warm over. See Chafe, v. t. ] A dish of food that has been warmed again, hence, fig., something made up from old material; a rehash. [ Webster 1913 Suppl. ]

It is merely a réchauffé of ancient philosophies. F. W. H. Myers. [ Webster 1913 Suppl. ]