adamant
utterly unyielding in attitude or opinion in spite of all appeals, urgings, etc.
too hard to cut, break, or pierce.
any impenetrably or unyieldingly hard substance.
a legendary stone of impenetrable hardness, formerly sometimes identified with the diamond.
Origin of adamant
1Other words for adamant
Opposites for adamant
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. 2024
British Dictionary definitions for adamant
/ (ˈædəmənt) /
unshakable in purpose, determination, or opinion; unyielding
a less common word for adamantine (def. 1)
any extremely hard or apparently unbreakable substance
a legendary stone said to be impenetrable, often identified with the diamond or loadstone
Origin of adamant
1Derived 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
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