1. significative (usually followed by `of') pointing out or revealing clearly
  2. significant figure any digit of a number that is known with certainty
  3. significance the quality of being important
  4. significant other a person (not necessarily a spouse) with whom you cohabit and share a long-term sexual relationship
  5. significant rich in implication
  6. personification attributing human characteristics to abstract ideas
  7. signification the message that is intended or expressed or signified
  8. significantly in an important manner
  9. scientific theory a theory that explains scientific observations
  10. invective abusive language used to express blame or censure
  11. significant digit any digit of a number that is known with certainty
  12. scientific discipline a particular branch of scientific knowledge
  13. infectious relating to the invasion of germs that cause disease
  14. sanctification a religious ceremony in which something is made holy
  15. benefactor a person who helps people or institutions
  16. indicative pointing out or revealing clearly
  17. conviction an unshakable belief in something without need for proof
  18. self-activating designed to activate or move or regulate itself
  19. certificate of deposit a debt instrument issued by a bank; usually pays interest
  20. ineffective not producing an intended consequence