incapable of failure or error; "an infallible antidote"; "an infallible memory"; "the Catholic Church considers the Pope infallible"; "no doctor is infallible"
(law) the partial taking away of the effectiveness of a law; a partial repeal or abolition of a law; "any derogation of the common law is to be strictly construed"
enthusiastic approval; "the book met with modest acclaim"; "he acknowledged the plaudits of the crowd"; "they gave him more eclat than he really deserved"
praise vociferously; "The critics hailed the young pianist as a new Rubinstein"