1. membership the state of being one of the persons in a social group
  2. active birth childbirth during which the mother is encouraged to be an active participant
  3. active placebo a placebo used in experimental tests of a drug that has noticeable side effects
  4. staff member an employee who is a member of a staff of workers
  5. reactive depression an inappropriate state of depression that is precipitated by events in the person's life (to be distinguished from normal grief)
  6. active immunity a form of acquired immunity in which the body produces its own antibodies against disease-causing antigens
  7. active matrix screen a type of LCD screen used for some portable computers
  8. five-membered of a chemical compound having a ring with five members
  9. activeness the trait of being active
  10. active voice the voice used to indicate that the grammatical subject of the verb is performing the action or causing the happening denoted by the verb
  11. active application an application that is currently running and in the foreground
  12. activated carbon powdered or granular carbon used for purifying by adsorption
  13. dictatorship a form of government in which the ruler is unconstrained
  14. leadership the status of being in charge
  15. faculty member an educator who works at a college or university
  16. eight-membered of a chemical compound having a ring with eight members
  17. objective the goal intended to be attained
  18. commandership the position or office of commander
  19. crew member a member of a flight crew
  20. union member a worker who belongs to a trade union

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