adamantium

English

Etymology

From adamant +‎ -ium.

Noun

adamantium (uncountable)

1. A fictional metal that is indestructible or nearly so.

   Synonym: adamantine

   • 1941 June, Malcolm Jameson, “Devil's Powder”, in Astounding Science-Fiction‎^[1], volume 27, number 4, Street & Smith:

     It was a bullet. It was a small slug of adamantium, the toughest and hardest of all metals, crammed to capacity with the terrific explosive feroxite and would burst instantly on any reasonable heavy impact.

   • 1969 July, Roy Thomas, “Betrayal”, in Avengers, volume 1, number 66, Marvel Comics:

     It's imperative that these experiments be concluded with haste! The military must know the potential of this new adamantium at once! Even the President is standing by!

Translations

fictional indestructible metal

• Japanese: アダマンティウム (adamantiumu)
• Korean: 아다만티움 (adamantium)
• Portuguese: adamantium m
• Russian: адама́нтий m (adamántij)

See also

• (imaginary desirably hard material): unobtainium

Adjective

adamantium (not comparable)

1. Made of adamantium.
   • 2004, Neal Asher, Gridlinked, Macmillan, →ISBN, page 324:

     'We knew the egg was adamantium. Not much else could have been learnt.'

Latin

Participle

adamantium

1. genitive masculine/feminine/neuter plural of adamāns

Portuguese

Etymology

Unadapted borrowing from English adamantium.

Pronunciation

• (Brazil) IPA^(key): /a.daˈmɐ̃.t͡ʃi.ũ/ [a.daˈmɐ̃.t͡ʃɪ.ũ], (faster pronunciation) /a.daˈmɐ̃.t͡ʃjũ/

• (Portugal) IPA^(key): /ɐ.dɐˈmɐ̃.tjũ/ [ɐ.ðɐˈmɐ̃.tjũ]

• Hyphenation: a‧da‧man‧ti‧um

Noun

adamantium m (uncountable)

1. (fiction) adamantium (fictional indestructible metal)