noun (n)

• (geology) the leaping movement of sand or soil particles as they are transported in a fluid medium over an uneven surface(noun.process)

  source: wordnet30
• (genetics) a mutation that drastically changes the phenotype of an organism or species(noun.event)

  source: wordnet30
• an abrupt transition(noun.event)

  Synonym:
  jump, leap
  

  source: wordnet30
• taking a series of rhythmical steps (and movements) in time to music(noun.act)

  Synonym:
  dance, dancing, terpsichore
  

  source: wordnet30
• a light, self-propelled movement upwards or forwards(noun.act)

  Synonym:
  bounce, bound, leap, leaping, spring
  

  source: wordnet30
• A leaping or jumping.(noun)

  source: webster1913