repudiation

英[rɪ,pjuːdɪ'eɪʃn] 美[rɪ,pjʊdɪ'eʃən]

1. rejecting or disowning or disclaiming as invalid;

"Congressional repudiation of the treaty that the President had negotiated"

2. refusal to acknowledge or pay a debt or honor a contract (especially by public authorities);

"the repudiation of the debt by the city"

3. the exposure of falseness or pretensions;

"the debunking of religion has been too successful"