1. A fatal disease of cattle that affects the central nervous system.
4. Any property detected by the olfactory system.
8. (computer science) A computer that is running software that allows users to leave messages and access information of general interest.
11. (informal) Of the highest quality.
12. A light-weight hat worn in tropical countries for protection from the sun.
13. Any of various long-tailed rodents similar to but larger than a mouse.
14. A label made of cardboard or plastic or metal.
15. According to the Old Testament he was a pagan king of Israel and husband of Jezebel (9th century BC).
16. A loose sleeveless outer garment made from aba cloth.
17. A public promotion of some product or service.
19. (South African) A camp defended by a circular formation of wagons.
21. A castrated tomcat.
23. 16 ounces.
24. A member of a Caddo people formerly living in north central Texas.
27. (Irish) Chief god of the Tuatha De Danann.
31. The content of cognition.
32. A logarithmic unit of sound intensity.
34. Someone who works (or provides workers) during a strike.
35. A radioactive element of the actinide series.
36. A state in midwestern United States.
37. A highly unstable radioactive element (the heaviest of the halogen series).
43. A Tibetan or Mongolian priest of Lamaism.
48. An amino acid that is found in the central nervous system.
49. Title for a civil or military leader (especially in Turkey).
50. A defensive missile designed to shoot down incoming intercontinental ballistic missiles.
51. By bad luck.
52. A metric unit of volume or capacity equal to 10 liters.
53. A plant hormone promoting elongation of stems and roots.

1. A Chadic language spoken south of Lake Chad.
2. Any of a number of fishes of the family Carangidae.
3. A graphical record of electrical activity of the brain.
4. Type genus of the Otariidae.
5. The syllable naming the first (tonic) note of any major scale in solmization.
6. A translucent mineral consisting of hydrated silica of variable color.
7. Humorously vulgar.
8. (informal) Exceptionally good.
9. A very young child (birth to 1 year) who has not yet begun to walk or talk.
10. Indicating the most important performer or role.
18. Title for a civil or military leader (especially in Turkey).
20. Inability to walk.
22. The capital and chief port of Qatar.
25. A state in the Rocky Mountains.
26. The corporate executive responsible for the operations of the firm.
28. Aircraft landing in bad weather in which the pilot is talked down by ground control using precision approach radar.
29. An official prosecutor for a judicial district.
30. The blood group whose red cells carry both the A and B antigens.
33. Date used in reckoning dates before the supposed year Christ was born.
38. An official language of the Republic of South Africa.
39. South African term for `boss'.
40. Any of numerous local fertility and nature deities worshipped by ancient Semitic peoples.
41. A small cake leavened with yeast.
42. Fallow deer.
44. A master's degree in business.
45. Someone who is morally reprehensible.
46. One of the most common of the five major classes of immunoglobulins.
47. The Tibeto-Burman language spoken in the Dali region of Yunnan.
48. A light strong brittle gray toxic bivalent metallic element.