Across
- 2. a support with three legs for a camera
- 3. the same; not changing or different in any way
- 4. able to use two languages equally well
- 6. made of only one cell
- 7. a place where people study for an undergraduate or postgraduate degree
- 8. a flat shape with four straight sides
- 10. all physical matter
- 11. an Olympic sport that includes five events
- 14. to divide something in two
- 15. a three-month period
- 17. a shape with five sides and five angles
- 18. to bring together; combine
Down
- 1. lenses divided into two parts
- 5. an imaginary creature with a single horn
- 6. being the only existing one of its type
- 9. one of three children born to the same mother at the same time
- 12. a weapon consisting of a pole with three sharp metal points
- 13. the playing or singing at the same pitch
- 15. a group of three people or things
- 16. a series of three books, plays, etc.