1. boat train a train taking passengers to or from a port
  2. pot-trained (of children) trained to use the toilet
  3. potty-trained (of children) trained to use the toilet
  4. intrinsic belonging to a thing by its very nature
  5. betatron accelerates a continuous beam of electrons to high speeds by means of the electric field produced by changing magnetic flux
  6. pediatrics branch of medicine concerned with the treatment of children
  7. paltriness worthlessness due to insignificance
  8. Steatornis type and sole genus of the family Steatornithidae
  9. pediatrician a medical specialist in the care of children
  10. totalitarianism a form of government in which the ruler is unconstrained
  11. boat race a race between people rowing or driving boats
  12. paediatrics the branch of medicine concerned with the treatment of infants and children
  13. boat-race participate in a boat race
  14. withdrawnness a disposition to be distant and unsympathetic in manner
  15. tawdriness tasteless showiness
  16. bullet train a high-speed passenger train
  17. bladdernose medium-sized blackish-grey seal with large inflatable sac on the head; of Arctic and northern Atlantic waters
  18. deterrence a negative motivational influence
  19. paediatrician a specialist in the care of babies
  20. power train wheelwork consisting of a connected set of rotating gears by which force is transmitted or motion or torque is changed