1. dietary supplement something added to complete a diet or to make up for a dietary deficiency
  2. natural endowment natural abilities or qualities
  3. neutral spirits nonflavored alcohol of 95 percent or 190 proof used for blending with straight whiskies and in making gin and liqueurs
  4. colour supplement (British) a magazine that is printed in color and circulated with a newspaper (especially on weekends)
  5. viatical settlement sale of an insurance policy by a terminally ill policy holder
  6. natural science the sciences involved in the study of the physical world and its phenomena
  7. natural scientist a biologist knowledgeable about natural history
  8. single supplement a surcharge added to the cost per person when traveling alone
  9. natural selection a process in which organisms evolve to adapt to environment
  10. natural spring a natural flow of ground water
  11. natural immunity immunity to disease that occurs as part of an individual's natural biologic makeup
  12. natural ability ability that is inherited
  13. supplement an additional component that improves capability
  14. natural event an event that happens
  15. complement something added to embellish or make perfect
  16. natural phenomenon all phenomena that are not artificial
  17. trace element an element that occurs at very small quantities in the body but is nonetheless important for many biological processes
  18. natural process a process existing in or produced by nature
  19. compliment a remark expressing praise and admiration
  20. natural depression a sunken or depressed geological formation