Across
- 2. an animal written about in fables
- 5. number named by a unit with 9 zeroes after it
- 7. taking place every 200 years
- 9. being one sided
- 11. to make one, or cause to become one
- 12. three legged stand or support
- 14. of or pertaining to one language
- 15. number with 12 zeros after it
- 17. being 3 sided
- 18. a one-wheeled vehicle
Down
- 1. of or pertaining to three languages
- 3. two footed animal
- 4. two winged airplane
- 6. to cut or divide into two equal parts
- 8. of or pertaining to two languages
- 10. plane geometric figure of 3 sides and angles
- 13. lasting for two years
- 14. one legged support
- 16. taking place twice a year