unbound

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English[edit]

Pronunciation[edit]

Verb[edit]

unbound

  1. simple past tense and past participle of unbind

Derived terms[edit]

Translations[edit]

Adjective[edit]

unbound (not comparable)

  1. Not bound; not tied up.
    The hostages' hands were left unbound.
  2. Without a binding.
    an unbound book
  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.

Translations[edit]