not capable of being swayed or diverted from a course; unsusceptible to persuasion; "he is adamant in his refusal to change his mind"; "Cynthia was inexorable; she would have none of him"- W Churchill; "an intransigent conservative opposed to every liberal tendancy"
A very tough metal which is usually utilized in the making of the sword Excalibur In 5, the Adamantium metal is the material which powers the meteors (the ones that travel between the First and Second Worlds)
(Heb shamir), Ezek 3: 9 The Greek word adamas means diamond This stone is not referred to, but corundum or some kind of hard steel It is an emblem of firmness in resisting adversaries of the truth (Zech 7: 12), and of hard-heartedness against the truth (Jer 17: 1)
A stone imagined by some to be of impenetrable hardness; a name given to the diamond and other substances of extreme hardness; but in modern mineralogy it has no technical signification
If someone is adamant about something, they are determined not to change their mind about it. The prime minister is adamant that he will not resign Sue was adamant about that job in Australia. + adamantly ada·mant·ly She was adamantly opposed to her husband travelling to Brussels. determined not to change your opinion or a decision that you have made (adamas , from )