refusal

Concise Oxford English Dictionary © 2008 Oxford University Press:
refuse1 /rɪˈfjuːz/

▶verb indicate unwillingness to do something.

■ indicate unwillingness to accept or grant (something offered or requested).

■ (of a horse) decline to jump (a fence or other obstacle).

– derivatives
refusal noun,
refuser noun.

– origin ME: from OFr. refuser, prob. an alt. of L. recusare ‘to refuse’, influenced by refutare ‘refute’.

Concise Oxford English Dictionary © 2008 Oxford University Press:
refuse2 /ˈrɛfjuːs/

▶noun matter thrown away as worthless.

– origin ME: perh. from OFr. refusé ‘refused’, past part. of refuser (see refuse1).