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Across 2. a. of a large ball of burning gas in space that is usually seen from earth as a point of light in the sky at night : a ~ night/sky 4. n. the curved path through which objects in space move around a planet or star: The satellite is now in a stable ~. 7. n.a ship or vehicle which is built to carry liquid or gas: an oil ~ 9. n. a vehicle or aircraft that travels regularly between two places:To get across town, you can take the ~ from Times Square to Grand Central. 10. v.to watch and check a situation carefully for a period of time in order to discover something about it:The CIA were ~ ing (= secretly listening to) his phone calls. 13. v. to get rid of someone or something or deal with something so that the matter is finished:How did they ~ of the body? 15. n. a person who is one of the first people to do something:one of the ~ s of modern science 17. n. a period of ten years, especially a period such as 1860 to 1869, or 1990 to 1999: 19. a. having or appearing to have no weight:There is a lot of interest in carrying out experiments in the ~ conditions which are experienced aboard space stations. 21. a. being thrown or fired through the air, such as bullets shot from a gun: ~ missile 23. n. the mixture of gases around the Earth: These factories are releasing toxic gases into the ~ . 25. n. the scientific study of the movement of objects that are thrown or fired through the air, such as bullets shot from a gun: 28. n. height above sea level: We are currently flying at an ~ of 15 000 metres. 29. a. describes an item that is intended to be thrown away after use: ~ nappies / a ~ camera 30. n. a way in which something can be used for a particular purpose: the ~ of this research in the treatment of cancer 31. a. very large in size, amount or number:They've got a ~ house. 33. a. relating to the force which attracts objects towards one another, especially the force that makes things fall to the ground: ~ forces 34. a. in or from the east part of an area:Buddhism and other ~ (= Asian) religions fascinate me.

Down 1. v. to begin something such as a plan or introduce something new such as a product:The airline will ~ its new transatlantic service next month. 3. n.a large cylindrical object which moves very fast by forcing out burning gases, and which is used for space travel or as a weapon:They launched a ~ to the planet Venus. 5. n. leaving the ground to fly: Night ~s and landings are banned at this airport. 6. n. a vehicle for travelling on water or through the air:naval/civilian/patrol/rescue ~ 8. n. goods, but not passengers, that are carried from one place to another, by ship, aircraft, train or truck, or the system of transporting these goods: The ship carries both ~ and passengers. 9. n. an expert who studies or works in one of the sciencesa research/nuclear ~: 11. n. a separate space in an aircraft for passengers or for the people operating it, or a room on a ship equipped with beds for sleeping : They gave us seats in the first-class ~ of the plane. 12. v. to move easily without stopping and without effort or noise:I love my new pen - it just ~s across/over the paper. 14. n. the force which attracts objects towards one another, especially the force that makes things fall to the ground: the laws of ~ 16. n. a book containing maps: an ~ of the world 18. n. the place where someone is going or where something is being sent or taken: We arrived at our ~ tired and hungry. 20. n. moving more quickly, or making (something) happen faster or sooner : The car has good ~ . 22. v. to share information with others by speaking, writing, moving your body or using other signals:We can now ~ instantly with people on the other side of the world. 24. n. a long, flat piece of land from which trees, rocks, etc. have been removed so that aircraft can take off and land:We landed at a tiny air~ in the middle of the jungle. 26. v. to move someone or something from one place, vehicle, person or group to another:She ~red her gun from its shoulder holster to her handbag. 27. a.n. (of) a measurement of temperature on a standard in which 0° is the temperature at which water freezes, and 100° the temperature at which it boils: Are the temperatures given in ~ or Fahrenheit? 32. n. a container which holds liquid or gas: a water ~ // a fuel/petrol ~