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