unbound

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English

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Pronunciation

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Verb

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unbound

  1. simple past and past participle of unbind

Derived terms

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Translations

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Adjective

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unbound (not comparable)

  1. Not bound; not tied up.
    The hostages' hands were left unbound.
  2. Without a binding.
    an unbound book
    • 1880, William Blades, The Enemies of Books, page 40:
      Beneath an old ebony table were two long carved oak chests. I lifted the lid of one, and at the top was a once-white surplice covered with dust, and beneath was a mass of tracts — Commonwealth Quartos, unbound — a prey to worms and decay.
  3. (nuclear physics, of an atomic nucleus) Lying beyond the proton or neutron drip line; having a negative particle separation energy; capable of decaying by the spontaneous exothermic emission of one or more nucleons.
    Helium-2 is unbound, as it is energetically favorable for it to split into two separate protons.

Derived terms

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Translations

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