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Etymology

adamant

/ˈædəmənt/

adjective

Origin

Ancient Greek

ἀδάμας (adamas) — unconquerable, invincible

Overview

Meaning Now

  • refusing to be persuaded or to change one's mind; stubborn or unyielding
  • a legendary stone or mineral of impenetrable hardness

Literal older meaning

unconquerable; invincible

Language path

Ancient Greek → Latin → Old French → English

Earliest form

adamant

Earliest period

Middle English, 13th century

Journey

In antiquity, 'adamas' referred to the hardest substance known, often associated with steel or diamond. Medieval writers often conflated the 'adamant' stone with the loadstone (magnet) due to their perceived mystical powers of attraction and impenetrability.

Evolution

  1. Ancient Greek

    ἀδάμας (adamas)

    “the hardest metal or stone; invincible”

    From 'a-' (not) + 'daman' (to tame/conquer).

  2. Latin

    adamantem

    “hardest metal; diamond”

  3. Old French

    adamant

    “hard stone; loadstone”

  4. Middle English

    adamant

    “a legendary diamond; impenetrable hardness”

  5. Modern English

    adamant

    “inflexible or unyielding in attitude”

    The figurative sense of character developed in the 16th century.

Connections

Word parts

a-

prefix

not, un-

daman

root

to tame, conquer

Related across languages

  • French

    diamant

    diamond

  • Latin

    adamantinus

    made of adamant

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External references use DefinedTerm semantics.