from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun physics A stable isotope, 105B, having five protons and five neutrons, that makes up about 20% of natural boron; it is a good absorber of slow neutrons and is used as a radiation shield in Geiger counters


Sorry, no etymologies found.


Help support Wordnik (and make this page ad-free) by adopting the word boron-10.


  • An experimental development of this field is Boron Neutron Capture Therapy using boron-10 that concentrates in malignant brain tumors.

    Radioisotopes in medicine

  • A new and still experimental procedure uses boron-10, which concentrates in the tumor.

    Radioisotopes in medicine


Log in or sign up to get involved in the conversation. It's quick and easy.