1. (computer science) A measure of how densely information is packed on a storage medium.
4. Relating to people with good incomes.
11. A woman hired to suckle a child of someone else.
15. A river in north central Switzerland that runs northeast into the Rhine.
16. Having cracks and crevices stopped up with a filler.
17. (Greek mythology) Daughter of Zeus and Demeter.
18. Small genus of Eurasian aquatic perennial herbs.
20. A choice or delicious dish.
21. Having a toe or toes of a specified kind.
22. A town and port in northwestern Israel in the eastern Mediterranean.
25. The compass point that is one point east of due south.
27. A soft silvery metallic element of the alkali earth group.
29. A person who lacks good judgment.
34. Fill with high spirits.
35. A British peer ranking below a Marquess and above a Viscount.
40. Wholly absorbed as in thought.
42. The region of the body of a vertebrate between the thorax and the pelvis.
45. (meaning literally `born') Used to indicate the maiden or family name of a married woman.
46. An organization of countries formed in 1961 to agree on a common policy for the sale of petroleum.
48. A workplace for the conduct of scientific research.
49. A radioactive gaseous element formed by the disintegration of radium.
50. United States singer and film actor (1904-1977).
52. Reprehensible acquisitiveness.
55. A radioactive transuranic element produced by bombarding plutonium with neutrons.
57. A rotating disk shaped to convert circular into linear motion.
61. Angular distance above the horizon (especially of a celestial object).
63. Having the surface burned quickly with intense heat.
65. Low evergreen shrub of high north temperate regions of Europe and Asia and America bearing red edible berries.
71. A mountainous region in central Italy.
73. A plant hormone promoting elongation of stems and roots.
74. The former capital and 2nd largest city of Brazil.
75. A cut of pork ribs with much of the meat trimmed off.
77. (computer science) A coding system that incorporates extra parity bits in order to detect errors.
78. Someone who engages in arbitrage (who purchases securities in one market for immediate resale in another in the hope of profiting from the price differential).
79. A white solid mineral that occurs naturally as periclase.
80. The basic unit of money in Albania.

1. A Chadic language spoken south of Lake Chad.
2. A large area of land preserved in its natural state as public property.
3. A republic in the Middle East in western Asia.
4. Fiddler crabs.
5. An informal term for a father.
6. The capital and largest city of Fiji (on Viti Levu island).
7. An upward slope or grade (as in a road).
8. Jordan's port.
9. A Russian river.
10. A doctor's degree in education.
11. A theatrical performer.
12. A ray of moonlight.
13. Any of several tall tropical palms native to southeastern Asia having egg-shaped nuts.
14. Relating to the deepest parts of the ocean (below 6000 meters).
19. A native or inhabitant of Afghanistan.
23. Large brownish-green New Zealand parrot.
24. Seed of a pea plant.
26. Fermented alcoholic beverage brewed from malt and hops.
28. A hemoprotein composed of globin and heme that gives red blood cells their characteristic color.
30. United States painter born in Germany.
31. A path set aside for walking.
32. Relatively deep or strong.
33. A flat wing-shaped process or winglike part of an organism.
36. A sweetened beverage of diluted fruit juice.
37. A desert in central Asia.
38. Soviet chief of secret police under Joseph Stalin.
39. A communist state in Indochina on the South China Sea.
41. A youthful male person.
43. (Scottish) Bluish-black or gray-blue.
44. Any of a group of Indic languages spoken in Kashmir and eastern Afghanistan and northern Pakistan.
47. Free of trouble and worry and care.
51. Rock star and drummer for the Beatles (born in 1940).
53. Heavy fabric that resembles velvet.
54. A crystalline metallic element not found in nature.
56. A complete metric system of units of measurement for scientists.
58. Cubes of meat marinated and cooked on a skewer usually with vegetables.
59. The form of theological rationalism that believes in God on the basis of reason without reference to revelation.
60. (Babylonian) A demigod or first man.
62. A Mid-Atlantic state.
64. An independent ruler or chieftain (especially in Africa or Arabia).
66. Being two more than ninety.
67. A small cake leavened with yeast.
68. The basic unit of money in Cambodia.
69. Any competition.
70. Noisy talk.
72. Bulky grayish-brown eagle with a short wedge-shaped white tail.
76. A soft white precious univalent metallic element having the highest electrical and thermal conductivity of any metal.