vacuum activity

noun

ethology instinctive behaviour occurring in the absence of the appropriate stimulus

Nearby words

  1. vacuole,
  2. vacuous,
  3. vacuously,
  4. vacutome,
  5. vacuum,
  6. vacuum aspiration,
  7. vacuum bottle,
  8. vacuum brake,
  9. vacuum casting,
  10. vacuum cleaner

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012