defiant
Concise Oxford English Dictionary © 2008 Oxford University Press:
defiance/dɪˈfʌɪəns/
▶noun open resistance; bold disobedience.
– derivatives
defiant adjective,
defiantly adverb.
defiant adjective,
defiantly adverb.
– origin ME: from OFr., from defier ‘defy’.
'defiant' also found in these Oxford entries:

