1. law of mass action (chemistry) the law that states the following principle: the rate of a chemical reaction is directly proportional to the molecular concentrations of the reacting substances
  2. law of motion one of three basic laws of classical mechanics
  3. mass action (neurology) the principle that the cortex of the brain operates as a coordinated system with large masses of neural tissue involved in all complex functioning
  4. liposuction lipectomy (especially for cosmetic purposes) in which excess fatty tissue is removed from under the skin by suction
  5. vasosection surgical incision into or division of the vas deferens
  6. law of segregation members of a pair of homologous chromosomes separate during the formation of gametes and are distributed to different gametes so that every gamete receives only one member of the pair
  7. rhythm section the section of a band or orchestra that plays percussion instruments
  8. violin section the section of an orchestra that plays violins
  9. fumigation the application of gas or smoke to kill pests or disinfect
  10. self-satisfaction the feeling you have when you are satisfied with yourself
  11. Nova Scotian a native or inhabitant of Nova Scotia
  12. miscreation something abnormal or anomalous
  13. venesection surgical incision into a vein; used to treat hemochromatosis
  14. vivisection the act of operating on living animals
  15. vesication the formation of vesicles in or beneath the skin
  16. class action a lawsuit brought by a representative member of a large group of people on behalf of all members of the group
  17. golden section the proportional relation between two divisions of line or two dimension of a plane figure such that short : long :: long : (short + long)
  18. reflex action an automatic instinctive unlearned reaction to a stimulus
  19. self-destruction the act of destroying yourself
  20. human action something that people do or cause to happen

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