[ ad-uh-muhnt, -mant ]
/ ˈæd ə mənt, -ˌmænt /
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.
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Origin of adamant
before 900; Middle English < Old French adamaunt < Latin adamant- (stem of adamas) hard metal (perhaps steel), diamond < Greek, equivalent to a- a-6 + -damant- verbal adjective of damân to tame, conquer; replacing Old English athamans (< Medieval Latin) and Middle English aymont < Middle French aimant < Vulgar Latin *adimant- < Latin
OTHER WORDS FROM adamantad·a·man·cy [ad-uh-muhn-see] /ˈæd ə mən si/, ad·a·mance, nounad·a·mant·ly, adverbun·ad·a·mant, adjective
Words nearby adamant
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for adamance
/ (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
Derived forms of adamantadamantly, adverb
Word Origin for adamant
Old English: from Latin adamant-, stem of adamas, from Greek; literal meaning perhaps: unconquerable, from a- 1 + daman to tame, conquer
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