1. Light informal conversation for social occasions.
4. Accelerates a continuous beam of electrons to high speeds by means of the electric field produced by changing magnetic flux.
12. A nuclear reactor that uses water as a coolant and moderator.
15. Used of a single unit or thing.
16. Using a pronoun or other pro-word instead of repeating a word.
17. 10 hao equal 1 dong.
18. An unexpected slide.
20. English monk and scholar (672-735).
22. A point located with respect to surface features of some region.
23. The state prevailing during the absence of war.
26. Being the one previously mentioned or spoken of.
28. A river that rises in northeastern Turkey (near the source of the Euphrates) and flows generally eastward through Armenia to the Caspian Sea.
30. An infection of the sebaceous gland of the eyelid.
33. English theoretical physicist who applied relativity theory to quantum mechanics and predicted the existence of antimatter and the positron (1902-1984).
35. (Welsh) Lord of Annwfn (the other world.
38. A word or expression used for some particular thing.
39. Russian chess master (born in 1931).
40. An organization of independent states to promote international peace and security.
41. A genus of orb-weaving spiders including common garden spiders and barn spiders.
44. Considerate and solicitous care.
45. An undergarment worn by women to support their breasts.
47. Before noon.
48. Great coolness and composure under strain.
51. The syllable naming the fourth (subdominant) note of the diatonic scale in solmization.
52. A small skullcap.
54. A white metallic element that burns with a brilliant light.
55. Somewhat ill or prone to illness.
57. Make crunching noises.
60. An intensely radioactive metallic element that occurs in minute amounts in uranium ores.
61. The blood group whose red cells carry both the A and B antigens.
62. Someone who works (or provides workers) during a strike.
66. A region of Malaysia in northeastern Borneo.
70. A communist state in the Caribbean on the island of Cuba.
73. Genus of East Indian trees or shrubs.
75. Ground snakes.
77. Small genus of hairy herbs with yellow flowers.
79. The elementary stages of any subject (usually plural).
80. A constellation in the southern hemisphere near Telescopium and Norma.
81. A collection of excerpts from a literary work.
83. Resinlike substance secreted by certain lac insects.
84. A young woman making her debut into society.
85. (Greek mythology) Daughter of Helios and mother of Ariadne.
86. A loose sleeveless outer garment made from aba cloth.

1. A short labored intake of breath with the mouth open.
2. A blue dye obtained from plants or made synthetically.
3. English monk and scholar (672-735).
4. Serving as or forming a base.
5. An inflammatory complication of leprosy that results in painful skin lesions on the arms and legs and face.
6. The capital of Nationalist China.
7. Give a certain impression or have a certain outward aspect.
8. The fifth day of the week.
9. A training program to prepare college students to be commissioned officers.
10. A state in northwestern United States on the Pacific.
11. Tag the base runner to get him out.
12. Large long-tailed gallinaceous bird native to the Old World but introduced elsewhere.
13. Gully or streambed in North Africa and the Middle East that remains dry except during rainy season.
14. Taking place over public roads.
19. Generic term for inflammatory conditions of the skin.
21. The fourth month of the Hindu calendar.
24. A member of an Indian people formerly living along the Gulf coast of Louisiana and Texas.
25. (Akkadian) God of wisdom.
27. The capital and largest city of Chad.
29. Usually elongate cluster of flowers along the main stem in which the flowers at the base open first.
31. Small often spiny insectivorous mammal of Madagascar.
32. A period of time containing 365 (or 366) days.
34. A heavy odorless colorless gas formed during respiration and by the decomposition of organic substances.
36. United States writer who has written extensively on American culture (born in 1931).
37. A rechargeable battery with a nickel cathode and a cadmium anode.
42. Radioactive iodine test that measures the amount of radioactive iodine taken up by the thyroid gland.
43. (used of count nouns) Every one considered individually.
46. A river in north central Switzerland that runs northeast into the Rhine.
49. An organization of countries formed in 1961 to agree on a common policy for the sale of petroleum.
50. Found along western Atlantic coast.
53. Submerged aquatic plant having narrow leaves and small flowers.
56. Unknown god.
58. Counting the number of white and red blood cells and the number of platelets in 1 cubic millimeter of blood.
59. A bachelor's degree in architecture.
63. Lower in esteem.
64. Cubes of meat marinated and cooked on a skewer usually with vegetables.
65. An indehiscent fruit derived from a single ovary having one or many seeds within a fleshy wall or pericarp.
67. A river in north central Switzerland that runs northeast into the Rhine.
68. Divulge information or secrets.
69. A collection of objects laid on top of each other.
71. Large sweet juicy hybrid between tangerine and grapefruit having a thick wrinkled skin.
72. A short high tone produced as a signal or warning.
74. The basic unit of money in Western Samoa.
76. (Irish) Mother of the ancient Irish gods.
78. The 7th letter of the Greek alphabet.
82. A very poisonous metallic element that has three allotropic forms.