adamantine

• Adjetivo que significa extremadamente duro, inquebrantable o inflexible, a menudo en sentido figurado como firmeza de carácter o resolución; de tono literario o poético, asociado con el diamante.

An archaic adjective meaning unbreakable, extremely hard, or unyielding; often used in poetic or literary contexts.

1. Extremely hard or unbreakableC2formal

   Having a hardness or strength comparable to that of a diamond or adamant; unyielding in substance.

   adamantino

   • The ancient shield was said to be made of an adamantine alloy.
   • Her resolve was as adamantine as the stone itself.
   • The fortress walls were built with adamantine strength.

   Sinónimoshardimpenetrableindestructibleinflexiblerigidsteelyunbendingunbreakableunyielding

   Antónimosbrittleflexiblefriablepliablesoftweakyielding

2. Unyielding or inflexibleC2formal

   Firmly determined and not influenced by pleas, persuasion, or requests; stubbornly resolute.

   Inflexible, firme

   • He remained adamantine in his refusal to negotiate.
   • Her adamantine stance on the issue surprised everyone.
   • The judge was adamantine, rejecting all appeals for leniency.

   Sinónimosadamantdeterminedfirmimmovableinflexibleresolutesteadfaststubbornunrelentingunyielding

   Antónimosamenablecompliantflexibleirresolutepersuadabletractableweakyielding