1. The 7th letter of the Greek alphabet.
4. A flexible container with a single opening.
7. (of a young animal) Abandoned by its mother and raised by hand.
11. A slight amount or degree of difference.
12. A loose sleeveless outer garment made from aba cloth.
13. Title for a civil or military leader (especially in Turkey).
14. The compass point that is one point east (clockwise) of due north.
15. The executive agency that advises the President on the federal budget.
16. A very poisonous metallic element that has three allotropic forms.
17. The branch of computer science that deal with writing computer programs that can solve problems creatively.
19. Title for a civil or military leader (especially in Turkey).
21. A chronic inflammatory collagen disease affecting connective tissue (skin or joints).
22. A compartment in front of a motor vehicle where driver sits.
24. A flat wing-shaped process or winglike part of an organism.
26. A lipoprotein that transports cholesterol in the blood.
29. The cry made by sheep.
31. A doctor's degree in dental surgery.
32. A flat-bottomed volcanic crater that was formed by an explosion.
34. A Chadic language spoken south of Lake Chad.
37. A heavy odorless colorless gas formed during respiration and by the decomposition of organic substances.
38. A midnight meeting of witches to practice witchcraft and sorcery.
42. Before noon.
44. (astronomy) A measure of time defined by Earth's orbital motion.
46. A river in southeastern France.
47. An archaic name for Easter or Passover.
50. Cotton trousers made of corduroy cloth.
51. A constellation in the southern hemisphere near Telescopium and Norma.
52. Used of a single unit or thing.
54. The basic unit of money in Cambodia.
55. A unit of absorbed ionizing radiation equal to 100 ergs per gram of irradiated material.
56. A plant hormone promoting elongation of stems and roots.
57. A small cake leavened with yeast.

1. An inactive volcano in Sicily.
2. A sock with a separation for the big toe.
3. A sweetened beverage of diluted fruit juice.
4. African tree having an exceedingly thick trunk and fruit that resembles a gourd and has an edible pulp called monkey bread.
5. A defensive missile designed to shoot down incoming intercontinental ballistic missiles.
6. An amino acid that is found in the central nervous system.
7. A clique that seeks power usually through intrigue.
8. A soft white precious univalent metallic element having the highest electrical and thermal conductivity of any metal.
9. Tropical woody herb with showy yellow flowers and flat pods.
10. Freedom from difficulty or hardship or effort.
18. A radioactive element of the actinide series.
20. A rare silvery (usually trivalent) metallic element.
23. Having undesirable or negative qualities.
25. A public promotion of some product or service.
27. An official prosecutor for a judicial district.
28. Resinlike substance secreted by certain lac insects.
30. An associate degree in applied science.
33. A training program to prepare college students to be commissioned officers.
35. The Tibeto-Burman language spoken in the Dali region of Yunnan.
36. Become imbued.
39. Soviet chief of secret police under Joseph Stalin.
40. A unit of dry measure used in Egypt.
41. A unit of magnetic flux density equal to one weber per square meter.
43. God of death.
44. A Mid-Atlantic state.
45. Of or relating to or characteristic of Thailand of its people.
48. Experiencing or showing sorrow or unhappiness.
49. (Irish) Mother of the ancient Irish gods.
50. A soft silvery metallic element of the alkali earth group.
53. (Akkadian) God of wisdom.