1. (computer science) A measure of how densely information is packed on a storage medium.
4. A medieval country in northern Europe that included regions now parts of northern France and Belgium and southwestern Netherlands.
12. A defensive missile designed to shoot down incoming intercontinental ballistic missiles.
15. Leaf or strip from a leaf of the talipot palm used in India for writing paper.
16. Of or related to the amnion or characterized by developing an amnion.
17. Someone who is morally reprehensible.
18. Relating to of containing or affecting blood.
20. Jews who practice a religion based on the Old Testament and the Talmud.
22. Spiritual leader of a Jewish congregation.
23. A master's degree in business.
25. Founder of Buddhism.
26. The capital and largest city of Yemen.
29. A domed or vaulted recess or projection on a building especially the east end of a church.
32. An extension at the end and at right angles to the main building.
33. Entangle or catch in in or as if in a mesh.
37. An upholstered seat for more than one person.
39. Any of a group of Indic languages spoken in Kashmir and eastern Afghanistan and northern Pakistan.
41. Type genus of the Amiidae.
42. Domestic swine.
45. A metric unit of length equal to one hundredth of a meter.
46. A member of an Indian people formerly living along the Gulf coast of Louisiana and Texas.
49. Belgian cosmologist who proposed the big-bang theory of the origin of the universe (1894-1966).
52. The hard cylindrical core that bears the kernels of an ear of corn.
53. A colorless and odorless inert gas.
54. Food made from dough of flour or meal and usually raised with yeast or baking powder and then baked.
55. A soft yellow malleable ductile (trivalent and univalent) metallic element.
56. The fatty flesh of eel.
59. United States writer (born in Poland) who wrote in Yiddish (1880-1957).
61. Less than the correct or legal or full amount often deliberately so.
63. Any of a number of fishes of the family Carangidae.
65. Strip the skin off.
68. A public promotion of some product or service.
69. Of southern Europe.
72. Imperial dynasty that ruled China (most of the time) from 206 BC to 221 and expanded its boundaries and developed its bureaucracy.
75. Joint capital (with Riyadh) of Saudi Arabia.
76. The compass point that is one point north of due west.
77. A long slender cigar.
79. The sense organ for hearing and equilibrium.
80. Title for a civil or military leader (especially in Turkey).
81. Of or relating to the United States of America or its people or language or culture.
82. A loose sleeveless outer garment made from aba cloth.

1. Danish physicist who studied atomic structure and radiations.
2. Humble request for help.
3. A metrical unit with unstressed-stressed syllables.
4. A sheet or band of fibrous connective tissue separating or binding together muscles and organs etc.
5. A unit of luminous flux equal to the amount of light given out through a solid angle of 1 steradian by a point source of 1 candela intensity radiating uniformly in all directions.
6. Of the appetites and passions of the body.
7. A hard malleable ductile silvery metallic element that is resistant to corrosion.
8. The capital and chief port of Qatar.
9. The compass point midway between northeast and east.
10. A ribbon used as a decoration.
11. Protective garment worn by surgeons during operations.
12. Harsh or corrosive in tone.
13. A vigorous blow.
14. Designer drug designed to have the effects of amphetamines (it floods the brain with serotonin) but to avoid the drug laws.
19. Realistic Norwegian author who wrote plays on social and political themes (1828-1906).
21. A city in southern Turkey on the Seyhan River.
24. (Norse mythology) God of light and peace and noted for his beauty and sweet nature.
27. (meaning literally `born') Used to indicate the maiden or family name of a married woman.
28. Large genus of shrubs of temperate zones of New and Old Worlds.
30. A low-lying region of west central France on the Bay of Biscay.
31. A white crystalline carbohydrate used as a sweetener and preservative.
34. Before noon.
35. A narrow zigzag ribbon used as trimming.
36. The 12th letter of the Hebrew alphabet.
38. Used especially of fruits.
40. Muslim name for God.
43. Tag the base runner to get him out.
44. A compartment in front of a motor vehicle where driver sits.
47. Make uniform.
48. A foam made by adding water to polyurethane plastics.
50. A theocratic republic in the Middle East in western Asia.
51. Testacean rhizopods.
57. A seaman who works on a ship that hunts whales.
58. Aircraft landing in bad weather in which the pilot is talked down by ground control using precision approach radar.
60. Any plant of the genus Canna having large sheathing leaves and clusters of large showy flowers.
62. Someone whose business is advertising.
64. Open-heart surgery in which the rib cage is opened and a section of a blood vessel is grafted from the aorta to the coronary artery to bypass the blocked section of the coronary artery and improve the blood supply to the heart.
66. A formation of people or things one beside another.
67. Large hairy humanoid creature said to live in the Himalayas.
70. Someone who works (or provides workers) during a strike.
71. (obstetrics) The number of live-born children a woman has delivered.
73. An accountant certified by the state.
74. The last (12th) month of the year.
78. A white soft metallic element that tarnishes readily.