Adamant definition

ădə-mənt, -mănt
Not willing to change one's opinion, purpose, or principles; unyielding.
adjective
17
6
(old poet.) Unbreakable hardness.
noun
14
5
Not giving in or relenting; unyielding.
adjective
12
3
In ancient times, a hard stone or substance that was supposedly unbreakable.
noun
9
6
An extremely hard substance.
noun
7
4
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The definition of adamant is someone who will never change his mind, or something that will never be changed.

A person who will not compromise is an example of an adamant person.

An unchanging belief that God exists is an example of an adamant belief.

adjective
2
0
An imaginary rock or mineral of impenetrable hardness; a name given to the diamond and other substances of extreme hardness.
noun
2
0
Too hard to be broken.
adjective
3
2
An embodiment of impregnable hardness.
noun
1
0
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noun
0
1
A stone once believed to be impenetrable in its hardness.
noun
1
3

Other Word Forms

Noun

Singular:
adamant
Plural:
adamants

Origin of adamant

  • From Middle English a hard precious stone from Old French adamaunt from Latin adamās adamant- from Greek unconquerable, hard steel, diamond demə- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Latin adamantem, accusative singular form of adamās (“hard as steel”), from Ancient Greek ἀδάμας (adamas, “invincible”), from ἀ- (a-, “not”) + δαμάζω (damazo, “I tame”).

    From Wiktionary