adamant


1ad·a·mant

noun \ˈa-də-mənt, -ˌmant\

Definition of ADAMANT

1
:  a stone (as a diamond) formerly believed to be of impenetrable hardness
2
:  an unbreakable or extremely hard substance

Origin of ADAMANT

Middle English, from Anglo-French, from Latin adamant-, adamas hardest metal, diamond, from Greek
First Known Use: 14th century

2ad·a·mant

adjective \ˈa-də-mənt, -ˌmant\

: not willing to change an opinion or decision : very determined

Full Definition of ADAMANT

:  unshakable or insistent especially in maintaining a position or opinion :  unyielding
ad·a·mant·ly adverb

Examples of ADAMANT

  1. We've tried to talk him into coming with us, but he's adamant about staying here.
  2. <remained adamant about getting the actor's autograph even after he had disappeared backstage>
  3. I am keen not to share my genetic code with my insurer, I am keen that my doctor should know it and use it, but I am adamant to the point of fanaticism that it is my decision. —Matt Ridley, Genome, 1999

Origin of ADAMANT

(see 1adamant)
First Known Use: 1897

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