English Reference

Word

adamant

US/ˈædəmənt/

UK/ˈædəmənt/

Definition

n. a legendary stone or mineral that is impossible to break or cut.

n. a legendary mineral or stone of impenetrable hardness; often used metaphorically to describe emotional coldness or physical strength.

Examples

“She was adamant that she would not attend the meeting.”

“Despite several lucrative offers from competitors, the founder remained adamant about keeping the company independent.”

“The prime minister was adamant in his refusal to negotiate with the rebels, maintaining that any concession would undermine the rule of law.”

Examples

simple

“She was adamant that she would not attend the meeting.”

contextual

“Despite several lucrative offers from competitors, the founder remained adamant about keeping the company independent.”

complex

“The prime minister was adamant in his refusal to negotiate with the rebels, maintaining that any concession would undermine the rule of law.”

Usage

Often appears in the phrase 'of adamant' to describe a person's character or a physical barrier.

Real-World Examples

“Catchin' Sachin is the sub-plot to Root's second stint as captain, and he is adamant he can juggle the jobs of leadership and run-scoring.”
BBC News · 18 Aug 2026
“Isaac was adamant that humans must be in the mix, telling me that exploration was part of human DNA.”
BBC News · 11 Apr 2026

Etymology

From Middle English adamant, adamaunt, from Latin adamantem, accusative singular form of adamās (“hard as steel”), from Ancient Greek ἀδάμας (adámas, “invincible”), from ἀ- (a-, “not”) + δαμάζω (damázō, “I tame”) or of Semitic origin. Doublet of diamond.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Synonyms

diamondlodestone

Word family

adamantAdjectiveadamantlyAdverb

This entry

Level
C1 · Advanced
Frequency
Frequent
Updated
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Literary, Archaic

Scan code

englishreference.com/q/adamant

English Reference