1. An accidental happening.
4. A compartment in front of a motor vehicle where driver sits.
7. An informal conversation.
11. Any of various systems of units for measuring electricity and magnetism.
12. Relating to or characteristic of or occurring in the air.
13. (Greek mythology) Daughter of Zeus and Demeter.
14. The tissue forming the hard outer layer of e.g. a fruit.
16. The longer of the two telegraphic signals used in Morse code.
17. Large brownish-green New Zealand parrot.
18. The seventh month of the Moslem calendar.
21. Title for a civil or military leader (especially in Turkey).
22. An official prosecutor for a judicial district.
23. A gradual decline (in size or strength or power or number).
24. Having undesirable or negative qualities.
27. A United Nations agency that invest directly in companies and guarantees loans to private investors.
31. A member of a pastoral people living in the Nilgiri hills of southern India.
34. The Mongol people living the the central and eastern parts of Outer Mongolia.
38. Small depression under the shoulder joint where the arm joins the shoulder.
40. A branch of the Tai languages.
41. Wet feed (especially for pigs) consisting of mostly kitchen waste mixed with water or skimmed or sour milk.
42. Aircraft landing in bad weather in which the pilot is talked down by ground control using precision approach radar.
45. A master's degree in business.
46. Large genus of tropical subshrubs or herbs some of which yield fibers of mucilaginous substances.
47. An ugly evil-looking old woman.
48. Tag the base runner to get him out.
49. An organization of countries formed in 1961 to agree on a common policy for the sale of petroleum.
50. A sweetened beverage of diluted fruit juice.
51. A loose sleeveless outer garment made from aba cloth.

1. A German man.
2. Type genus of the Amiidae.
3. A historical region on northwestern India and northern Pakistan.
4. A white metallic element that burns with a brilliant light.
5. A resource.
6. (informal) Exceptionally good.
7. Being ten more than one hundred ninety.
8. A member of a North American Indian people speaking one of the Hokan language.
9. A particular geographical region of indefinite boundary (usually serving some special purpose or distinguished by its people or culture or geography).
10. An official language of the Republic of South Africa.
15. 10 grams.
19. A small cake leavened with yeast.
20. A soft silvery metallic element of the alkali earth group.
25. The blood group whose red cells carry both the A and B antigens.
26. East Indian tree bearing a profusion of intense vermilion velvet-textured blooms and yielding a yellow dye.
28. A high-crowned black cap (usually made of felt or sheepskin) worn by men in Turkey and Iran and the Caucasus.
29. A gonadotropic hormone that is secreted by the anterior pituitary.
30. An associate degree in applied science.
32. Eurasian primrose with yellow flowers clustered in a one-sided umbel.
33. A thermionic tube having two electrodes.
35. A genus of Lamnidae.
36. Cubes of meat marinated and cooked on a skewer usually with vegetables.
37. Jordan's port.
39. Title for a civil or military leader (especially in Turkey).
40. A small piece of cloth.
43. Someone who is morally reprehensible.
44. How long something has existed.