adamant
adjective/ˈædəmənt/
/ˈædəmənt/
- determined not to change your mind or to be persuaded about something
- Eva was adamant that she would not come.
- The government remained adamant that there was no more money available.
Oxford Collocations DictionaryAdamant is used with these nouns:- refusal
Word OriginOld English (as a noun), from Old French adamaunt-, via Latin from Greek adamas, adamant-, ‘untameable, invincible’ (later used to denote the hardest metal or stone, hence diamond), from a- ‘not’ + daman ‘to tame’.Take your English to the next level
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adamant