Excimer

ahd-5
  • noun. A diatomic molecule that exists only when one of the atoms is in an excited energy state, especially one whose atoms are the same chemical element.
  • Wiktionary, Creative Commons Attribution/Share-Alike License
  • noun. Any diatomic molecule, at least one of whose atoms is in an excited state
  • Rhyme
    Words with the same terminal sound
    Timur  brimmer  dimmer  glimmer  grimmer