1. activating the activity of causing to have energy and be active
  2. autophytic plant plant capable of synthesizing its own food from simple organic substances
  3. activating agent (mineral extraction) a surface-active chemical used in flotation process to increase the attraction to a specific mineral
  4. active placebo a placebo used in experimental tests of a drug that has noticeable side effects
  5. Actitis hypoleucos a variety of sandpiper
  6. cultivated plant plants that are grown for their produce
  7. stratified sampling the population is divided into subpopulations (strata) and random samples are taken of each stratum
  8. interdisciplinary drawing from two or more fields of study
  9. fictitious place a place that exists only in imagination
  10. tortoise plant South African vine having a massive rootstock covered with deeply fissured bark
  11. aquatic plant a plant that grows partly or wholly in water whether rooted in the mud, as a lotus, or floating without anchorage, as the water hyacinth
  12. explain make plain and comprehensible
  13. carillon playing playing a set of bells that are (usually) hung in a tower
  14. card-playing preoccupied with the pursuit of pleasure and especially games of chance
  15. Vitus Behring Danish explorer who explored the northern Pacific Ocean for the Russians and discovered the Bering Strait (1681-1741)
  16. Vitus Bering Danish explorer who explored the northern Pacific Ocean for the Russians and discovered the Bering Strait (1681-1741)
  17. activistic advocating or engaged in activism
  18. expelling any of several bodily processes by which substances go out of the body
  19. deciduous plant a plant having foliage that is shed annually at the end of the growing season
  20. active citizen a citizen who takes an active role in the community