Unit 1 Word cell puzle

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Across
  1. 2. ,To make one, or cause to become one
  2. 3. ,To cut or to divide something into two parts
  3. 7. ,Two; twice (L-Pr)
  4. 8. ,A one-legged support
  5. 9. ,Three; three times (Gr-L-R)
  6. 10. ,A two-winged airplane
  7. 11. ,Of or pertaining to one language
  8. 13. ,One; single (L-R)
  9. 14. ,An animal written about in fables, pictured as having a single horn in the middle of its forehead
  10. 16. ,Being three-sided
  11. 17. ,Lasting for two years
  12. 19. ,A two-footed animal, as is man
  13. 20. ,Taking place twice a year
Down
  1. 1. ,Of or pertaining to two languages
  2. 3. ,Lasting for, consisting of, or taking place every two hundred years
  3. 4. ,Of or pertaining to three languages
  4. 5. ,A plane geometric figure of three sides and three angles being three-sided
  5. 6. ,The number named by a unit with nine zeros after it
  6. 11. ,Being one-sided
  7. 12. The number named by a unit with twelve zeros after it
  8. 15. ,A three-legged stand or support, as for a camera
  9. 18. ,A one-wheeled vehicle