1. clockwork universe the view that the universe resembles a clock built by God and ticking along according to Newtonian mechanics
  2. locking pliers pliers that can be locked in place
  3. clotting time the time it takes for a sample of blood to clot
  4. black-necked grebe small grebe with yellow ear tufts and a black neck
  5. closing time the regular time of day when an establishment closes to the public
  6. Gospel According to Mark the shortest of the four Gospels in the New Testament
  7. backpacking tent a tent that can be carried in a backpack
  8. geologic time the time of the physical formation and development of the earth (especially prior to human history)
  9. beta-blocking agent any of various drugs used in treating hypertension or arrhythmia; decreases force and rate of heart contractions by blocking beta-adrenergic receptors of the autonomic nervous system
  10. walking papers (informal) a notice of dismissal or discharge
  11. polygenic disease an inherited disease controlled by several genes at once
  12. black-necked cobra aggressive cobra widely distributed in Africa
  13. black-necked stork large mostly white Australian stork
  14. coeliac plexus a large plexus of sympathetic nerves in the abdomen behind the stomach
  15. doubting Thomas the Apostle who would not believe the resurrection of Jesus until he saw Jesus with his own eyes
  16. barking deer small Asian deer with small antlers and a cry like a bark
  17. blocking agent a class of drugs that inhibit some biological process
  18. clock-watching paying excessive attention to the clock
  19. nerve block anesthesia anesthesia of an area supplied by a nerve
  20. bleaching powder a white powder comprised of calcium hydroxide and chloride and hypochlorite and used to bleach and/or disinfect