decidedly
Concise Oxford English Dictionary © 2008 Oxford University Press:
decided/dɪˈsʌɪdɪd/
▶adjective definite; unquestionable: a decided improvement.
■ having clear opinions; resolute.
– derivatives
decidedly adverb,
decidedness noun.
decidedly adverb,
decidedness noun.
'decidedly' also found in these Oxford entries:

