1. acrylate resin a glassy thermoplastic
  2. acrylic resin a glassy thermoplastic
  3. accaroid resin an alcohol-soluble resin from Australian trees
  4. acaroid resin an alcohol-soluble resin from Australian trees
  5. accroides resin an alcohol-soluble resin from Australian trees
  6. Acridotheres mynas
  7. altruism the quality of unselfish concern for the welfare of others
  8. allyl resin a resin derived from allyl alcohol that hardens when cured
  9. geriatrician a specialist in gerontology
  10. acrylate a salt or ester of propenoic acid
  11. natural depression a sunken or depressed geological formation
  12. Carl Anderson United States physicist who discovered antimatter in the form of an antielectron that is called the positron (1905-1991)
  13. Great Russian a member of the chief stock of Russian people living in European Russia; used to distinguish ethnic Russians from other peoples incorporated into Russia
  14. agriculturist someone concerned with the science or art or business of cultivating the soil
  15. adulteress a woman adulterer
  16. scarlet-crimson of crimson tinged with scarlet
  17. alkyd resin a durable synthetic resin widely used in adhesives and paints
  18. oleoresin a naturally occurring mixture of a resin and an essential oil; obtained from certain plants
  19. altruistic showing unselfish concern for the welfare of others
  20. acrolein a pungent colorless unsaturated liquid aldehyde made from propene