adamant

[ ad-uh-muhnt, -mant ]

See synonyms for: adamant adamancy adamantly on Thesaurus.com

adjective

utterly unyielding in attitude or opinion in spite of all appeals, urgings, etc.
too hard to cut, break, or pierce.

noun

any impenetrably or unyieldingly hard substance.
a legendary stone of impenetrable hardness, formerly sometimes identified with the diamond.

Origin of adamant

First recorded before 900; Middle English, from Old French adamaunt, from Latin adamant- (stem of adamas ) “hard metal (perhaps steel), diamond,” from Greek, equivalent to a- a-⁶ + -damant- verbal adjective of damân “to tame, conquer”; replacing Old English athamans (from Medieval Latin ) and Middle English aymont, from Middle French aimant, from unattested Vulgar Latin adimant-, from Latin

Other words for adamant

1	inflexible, rigid, uncompromising

See synonyms for adamant on Thesaurus.com

Opposites for adamant

1	flexible, easygoing, yielding

See antonyms for adamant on Thesaurus.com

Other words from adamant

ad·a·man·cy [ad-uh-muhn-see], /ˈæd ə mən si/, ad·a·mance, noun
ad·a·mant·ly, adverb
un·ad·a·mant, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use adamant in a sentence

Theismann is adamant the team must conserve its draft capital because the offense has other positional needs, and he said he would be hesitant to trade for someone he’s not sure is better than what the team already has, including Darnold.
Should Washington draft a quarterback? Make a trade? Stand pat? Five experts weigh in. | Sam Fortier, Nicki Jhabvala | February 19, 2021 | Washington Post
In the interview with Right Side, though, Lindell was adamant that his business would see more benefit than harm.
MyPillow CEO says Bed Bath & Beyond, Kohl’s, Wayfair are dropping his products | Taylor Telford | January 19, 2021 | Washington Post
Some people are adamant that an SEO project is a one-time thing and they can work on their own after.
Five reasons why clients are leaving your agency | Service Provider Pro (SPP.co) | January 12, 2021 | Search Engine Watch
Laborín Valdez said Mexico is adamant that the Tijuana River water is theirs and reusable but there’s simply no concrete path to do so.
Who Owns the Tijuana River – and Who Needs Its Water Most | MacKenzie Elmer and Vicente Calderón | January 11, 2021 | Voice of San Diego

British Dictionary definitions for adamant

adamant

/ (ˈædəmənt) /

adjective

unshakable in purpose, determination, or opinion; unyielding
a less common word for adamantine (def. 1)

noun

any extremely hard or apparently unbreakable substance
a legendary stone said to be impenetrable, often identified with the diamond or loadstone

Origin of adamant

Old English: from Latin adamant-, stem of adamas, from Greek; literal meaning perhaps: unconquerable, from a- 1 + daman to tame, conquer

Derived forms of adamant

adamantly, adverb

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Browse