Adamant Meaning

/ˈæd.ə.mənt/
C1

Definition, CEFR level C1, pronunciation, examples, and quiz.

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adjFirm; unshakeable; unyielding; determined.

adjVery difficult to break, pierce, or cut.

I'm adamant that you should go.
Bill was adamant that she should obey him.
Synonyms:
Antonyms:
CEFR Practice Quiz
Despite our pleas for a deadline extension, the manager remained ____ and refused to change the due date.
CEFR Practice Quiz (Alternate)
She was ____ that she would not change her mind about the trip.

From Middle English adamant, adamaunt, from Latin adamantem, accusative singular form of adamās (“hard as steel”), from Ancient Greek ἀδάμαντ- (adámant-, “invincible”), oblique stem of ἀδάμας (adámas). Doublet of diamond.

"Broiles and Kirkley were adamant about getting out of the lawsuit, but Mike and Dee were equally adamant about not wanting to sign a letter of apology" — 2002, Charles Moncrief, Wildcatters: The True Story of how Conspiracy, Greed and the IRS ..., page 195:
"Johan is determined to play the field and adamant about never committing." — 2006, Cara E. C. Vermaak, Confessions of the Dyslexic Virgin, page 275:
"What good would such foolishness do a mountain man? But Pa had been adamant. Just as he'd been adamant about their reading, writing, numbers, geography, and languages. Just as he'd been adamant about using proper grammar" — 2010, Deeanne Gist, Maid to Match, page 94:
"Most Panamanians are adamant that the canal, completed in 1914, will not return to U.S. control." — 2025 April 8, Whitney Eulich, Andrea Salcedo, “For Panamanians, the canal is theirs. But who profits from it?”, in The Christian Science Monitor, archived from the original on 28 Apr 2025:
"Unprotected matter, however adamant, would have been ground to dust ages ago." — 1956, Arthur C. Clarke, The City and the Stars, page 34:

Explore More C1 Vocabulary Words

CEFR Practice Quiz
Despite our pleas for a deadline extension, the manager remained ____ and refused to change the due date.
CEFR Practice Quiz (Alternate)
She was ____ that she would not change her mind about the trip.

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