radioactivity

Phonetic Respelling: [ rey-dee-oh-ak-tiv-i-tee ]

Definition:

n. the natural process by which some atoms spontaneously disintegrate; emitting both particles and energy as they transform into different; more stable atoms.nbsp;

Sentence:

French physicist Henri Becquerel opened a drawer and discovered spontaneous radioactivity.

Radioactivity rhymes:

• Four Syllable Rhymes
  • activity
  • captivity
  • festivity
  • nativity
  • passivity
  • proclivity
• Five Syllable Rhymes
  • aggressivity
  • conductivity
  • connectivity
  • creativity
  • exclusivity
  • expressivity
  • inactivity
  • negativity
  • objectivity
  • productivity
  • progressivity
  • reactivity
  • receptivity
  • reflexivity
  • relativity
  • selectivity
  • sensitivity
  • subjectivity
• Six Syllable Rhymes
  • hyperactivity
  • insensitivity
  • interactivity
  • retroactivity
• Seven Syllable Rhymes
  • oversensitivity
  • superconductivity