tautology /ta'toladji; /to'taladsi/ n [U] the saying of the same thing again in different ways without making one's meaning clearer or more forceful; needless repetition; [C] (pl -gies) instance of this. 同義反復(fù); 無謂的重復(fù); 贅言。 tautological /.tata'lodsikl; /tota'ladjikl/ adj