adamantine

Fetched 2026-10-31 (live).

Synonyms: adamantane, adamantite, diamantine, adamantium, amarantine, lamantine

Antonyms: adamantane, adamantite, diamantine, adamantium, amarantine, lamantine

Related words from Datamuse; suggestions, not definitions.

Adjective

1. Synonym of adamant. Made of adamant (“an unspecified mineral or rock of virtually impenetrable hardness”). Incapable of being broken, dissolved, or penetrated; impenetrable, unbreakable.
   • adamantine bonds adamantine chains
2. Made of adamant (“an unspecified mineral or rock of virtually impenetrable hardness”).
3. Incapable of being broken, dissolved, or penetrated; impenetrable, unbreakable.
   • adamantine bonds adamantine chains
4. Incapable of being broken, dissolved, or penetrated; impenetrable, unbreakable.
   • adamantine bonds adamantine chains
5. Difficult to defeat or prevail over; unshakable, unyielding.
6. Of a person: refusing to change one's mind; obstinate, stubborn.
7. Having the quality of attracting or drawing; attractive, magnetic.
8. Like diamond in lustre; bright, lustrous, shiny; also, of a lustre: like that of a mineral with a high refractive index such as diamond.

Noun

1. Synonym of adamantium (“a fictional metal which is indestructible or nearly so”).

Adjective

1. Made of adamantine.

Source: Wiktionary · CC BY-SA 3.0 (Wiktionary) · cached copy, not a rewrite.