adamant
a duh muhnt
- n very hard native crystalline carbon valued as a gem
- s impervious to pleas, persuasion, requests, reason; she would have none of him"- W.Churchill
he is adamant in his refusal to change his mind
- Although not fully fit, she was adamant to play for her team.
- She is adamant, however, about adding a missing European championship crown to her collection of titles.
- Throughout the sex abuse crisis, he has been adamant about one thing: not maintaining tradition, not protecting reputations, but safeguarding the children.