Synonyms of adamantine


1. adamantine

usage: consisting of or having the hardness of adamant

2. adamantine, hard (vs. soft)

usage: having the hardness of a diamond

3. adamant, adamantine, inexorable, intransigent, inflexible (vs. flexible)

usage: impervious to pleas, persuasion, requests, reason; "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 tendency"

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Definition and meaning of adamantine (Dictionary)