1. turn-on something causing excitement or stimulating interest
  2. turn on cause to operate by flipping a switch
  3. ternion the cardinal number that is the sum of one and one and one
  4. turn in to surrender someone or something to another
  5. turndown the act of refusing an offer
  6. turn down take a downward direction
  7. tree onion type of perennial onion grown chiefly as a curiosity or for early salad onions; having bulbils that replace the flowers
  8. drone on talk in a monotonous voice
  9. Thornton American architect (1759-1828)
  10. turning a movement in a new direction
  11. Darwinian an advocate of Darwinism
  12. threonine a colorless crystalline amino acid found in protein
  13. thyronine a phenolic amino acid of which thyroxine is a derivative
  14. turn off cause to stop operating by disengaging a switch
  15. turn out be shown or be found to be
  16. turn to direct one's interest or attention towards; go into
  17. turn up bend or lay so that one part covers the other
  18. turnery workshop where objects are made on a lathe
  19. turnkey someone who guards prisoners
  20. turnoff something causing antagonism or loss of interest

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