1. The local time at the 0 meridian passing through Greenwich, England.
4. A master's degree in library science.
8. Immense East Indian fruit resembling breadfruit of.
11. The residue that remains when something is burned.
12. An organization of countries formed in 1961 to agree on a common policy for the sale of petroleum.
13. The act of using.
14. A piece of furniture that provides a place to sleep.
15. Prolific Spanish playwright (1562-1635).
16. Give a nickname to.
17. A radioactive element of the actinide series.
19. A member of the Semitic speaking people of northern Ethiopia.
21. Being ten more than one hundred forty.
22. According to the Old Testament he was a pagan king of Israel and husband of Jezebel (9th century BC).
23. Jordan's port.
28. Any of various units of capacity.
29. The capital of Croatia.
30. Hormone secreted by the posterior pituitary gland (trade name Pitressin) and also by nerve endings in the hypothalamus.
32. An intensely radioactive metallic element that occurs in minute amounts in uranium ores.
33. A heavy precious metallic element.
35. A condition (mostly in boys) characterized by behavioral and learning disorders.
37. A Hindu prince or king in India.
41. A fine grained mineral having a soft soapy feel and consisting of hydrated magnesium silicate.
43. The month following July and preceding September.
45. 10 grams.
46. A detailed description of design criteria for a piece of work.
47. Being ten more than one hundred ninety.
49. An informal term for a father.
50. (Akkadian) God of wisdom.
51. The sixth month of the civil year.

1. An amino acid that is found in the central nervous system.
2. One thousandth of a second.
3. A doctor's degree in theology.
4. The act of deciding to do something.
5. Any of various primates with short tails or no tail at all.
6. Established by or founded upon law or official or accepted rules.
7. A fraudulent business scheme.
8. (Old Testament) The fourth son of Jacob who was forebear of one of the tribes of Israel.
9. Earlier a god.
10. Cubes of meat marinated and cooked on a skewer usually with vegetables.
18. Top part of an apron.
20. A large building at an airport where aircraft can be stored and maintained.
24. A unit of information equal to 1024 bytes.
25. A flat wing-shaped process or winglike part of an organism.
26. A condition (mostly in boys) characterized by behavioral and learning disorders.
27. A river in north central Switzerland that runs northeast into the Rhine.
31. The capital and largest city of Bangladesh.
34. Thin fibrous bark of the paper mulberry and Pipturus albidus.
36. Small European freshwater fish with a slender bluish-green body.
38. (Babylonian) God of storms and wind.
39. An island in Indonesia south of Borneo.
40. Any culture medium that uses agar as the gelling agent.
42. Having leadership guidance.
44. Fiddler crabs.
45. Before noon.
48. Unknown god.