adamantine

From Middle English adamantine, from Latin adamantinus, equivalent to adamant +‎ -ine.

• IPA^(key): /ˌæd.əˈmæn.taɪn/
• (US) IPA^(key): /ˌæd.əˈmæn.tin/, /ˌæd.əˈmæn.taɪn/, /ˌæd.əˈmæn.tɪn/

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adamantine (comparative more adamantine, superlative most adamantine)

2. Made of adamant, or having the qualities of adamant; incapable of being broken, dissolved, or penetrated.

   adamantine bonds    adamantine chains

   • 1605, Giacomo Affinati d’Acuto Romano, chapter 23, in A[nthony] M[unday], transl., The Dumbe Divine Speaker, or: Dumbe Speaker of Diuinity. […], London: […] [R. Bradock] for William Leake, […], →OCLC, page 257:

     [T]o a vviſe man there can happen no iniury or offence at all, to moleſt the felicity of his minde, vvhich (in the Stoicks opinion) ought to bee imperturbable, and his heart adamantine.

   • 1667, John Milton, “Book III”, in Paradise Lost. […], London: […] [Samuel Simmons], and are to be sold by Peter Parker […]; [a]nd by Robert Boulter […]; [a]nd Matthias Walker, […], →OCLC; republished as Paradise Lost in Ten Books: […], London: Basil Montagu Pickering […], 1873, →OCLC, lines 44–49:

     Him the Almighty Power / Hurld headlong flaming from th' Ethereal Skie / With hideous ruine and combustion down / To bottomless perdition, there to dwell / In Adamantine Chains and penal Fire, / Who durst defie th' Omnipotent to Arms.

   • 1827, Lydia Sigourney, Poems, Missolonghi, page 187:

     Snatch, snatch those gentle forms from war's alarms, / And throw your adamantine shield around their shrinking charms.

   • 1837, Thomas Carlyle, The French Revolution: A History […], volume (please specify |volume=I to III), London: Chapman and Hall, →OCLC, (please specify the book or page number):

     For two hours they stand; Bouillé's sword glittering in his hand, adamantine resolution clouding his brows[.]

   • 1984, Gayle Rubin, "Thinking Sex" in Carole S. Vance, Pleasure and Danger: Exploring Female Sexuality (Boston: Routledge and Kegan Paul), 267-319.

     Sex law is the most adamantine instrument of sexual stratification and erotic persecution.

3. Like the diamond in hardness or luster.

adamantine (uncountable)

1. Synonym of adamantium.

• amantadine, antamanide, diamantane

adamantine

1. feminine singular of adamantin

adamantine f pl

1. feminine plural of adamantino

adamantine

1. vocative masculine singular of adamantinus

• adamantyne, adamauntyn

From Latin adamantinus; equivalent to adamant +‎ -ine.

• IPA^(key): /adəma(u̯)nˈtiːn(ə)/, /adəˈma(u̯)ntiːn(ə)/

adamantine

1. (rare) Relating to adamant; adamantine.

• English: adamantine

• “adama(u)ntīn, adj.”, in MED Online, Ann Arbor, Mich.: University of Michigan, 2007, retrieved 11 May 2018.