1. (of securities) Not quoted on a stock exchange.
4. A genus of Carangidae.
12. The cry made by sheep.
15. Type genus of the family Myacidae.
16. Grown for its thickened edible aromatic root.
17. Any of various trees of the genus Ulmus.
18. A drug combination found in some over-the-counter headache remedies (Aspirin and Phenacetin and Caffeine).
19. A refund of some fraction of the amount paid.
20. Small terrestrial lizard of warm regions of the Old World.
22. Indian statesman and leader with Gandhi in the struggle for home rule.
24. The bureau of the Treasury Department responsible for tax collections.
26. The content of cognition.
29. The United Nations agency concerned with civil aviation.
31. Of or relating to or characteristic of Tibet or its people or their language.
36. Someone who walks at a leisurely pace.
40. Shrub bearing oval-fruited kumquats.
41. Clover ferns.
42. The second day of the week.
43. The capital and largest city of Japan.
44. A bachelor's degree in science.
45. Resinlike substance secreted by certain lac insects.
48. A populous province in northeastern China.
50. African tree having an exceedingly thick trunk and fruit that resembles a gourd and has an edible pulp called monkey bread.
52. A progressive disease of the central nervous system marked by increasing lack of coordination and advancing to paralysis and death within a year of the appearance of symptoms.
54. 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.
55. Projectiles to be fired from a gun.
56. A radioactive element of the actinide series.
58. English theoretical physicist who applied relativity theory to quantum mechanics and predicted the existence of antimatter and the positron (1902-1984).
60. The branch of computer science that deal with writing computer programs that can solve problems creatively.
61. (prefix) Within.
63. Away from the mouth or oral region.
65. Green algae common in freshwater lakes of limestone districts.
68. A committee in the executive branch of government that advises the president on foreign and military and national security.
70. Having a woven pattern.
73. A river in north central Switzerland that runs northeast into the Rhine.
74. Someone who puts to good use.
77. Aircraft landing in bad weather in which the pilot is talked down by ground control using precision approach radar.
78. A self-funded retirement plan that allows you to contribute a limited yearly sum toward your retirement.
79. Former usage synonymous with Antedon.
80. A barrier constructed to contain the flow or water or to keep out the sea.
81. A long projecting or anterior elongation of an animal's head.
82. Heavy and compact in form or stature.
83. A loose sleeveless outer garment made from aba cloth.

1. Of or relating to Oman or its people.
2. Written on a typewriter.
3. A hidden storage space (for money or provisions or weapons).
4. A very light brown.
5. Towards the side away from the wind.
6. A person with albinism.
7. Wheelwork consisting of a connected set of rotating gears by which force is transmitted or motion or torque is changed.
8. Studies intended to provide general knowledge and intellectual skills (rather than occupational or professional skills).
9. Neckwear consisting of a long narrow piece of material worn (mostly by men) under a collar and tied in knot at the front.
10. A state in midwestern United States.
11. The act of scanning.
12. A man who is the lover of a girl or young woman.
13. Voluntary contributions to aid the poor.
14. A woman hired to suckle a child of someone else.
21. Norwegian composer whose work was often inspired by Norwegian folk music (1843-1907).
23. A bar or bars of rolled steel making a track along which vehicles can roll.
25. (Norse mythology) Ruler of the Aesir.
27. A town in southeastern New Mexico on the Pecos River near the Mexican border.
28. A highly unstable radioactive element (the heaviest of the halogen series).
30. Tropical American trees with palmately compound leaves and showy bell-shaped flowers.
32. German organist and contrapuntist (1685-1750).
33. A resort city in western Florida.
34. Naked freshwater or marine or parasitic protozoa that form temporary pseudopods for feeding and locomotion.
35. Grandson of Amaterasu and first ruler of Japan.
37. A woman of refinement.
38. A cleaning implement for sweeping.
39. One of several parallel sloping beams that support a roof.
46. Fearless daring.
47. Baby bed with high sides.
49. English scholastic philosopher and assumed author of Occam's Razor (1285-1349).
51. A white native of Cape Province who is a descendant of Dutch settlers and who speaks Afrikaans.
53. Amphibians that resemble lizards.
57. A gum resin from the conium hemlock tree.
59. The mountain peak that Noah's ark landed on as the waters of the great flood receded.
62. An intricate traditional dance in India performed by professional dancing girls.
64. (Irish) Chief god of the Tuatha De Danann.
66. Swift timid long-eared mammal larger than a rabbit having a divided upper lip and long hind legs.
67. An Arabic speaking person who lives in Arabia or North Africa.
69. Speaking a Slavic language.
71. Someone who works (or provides workers) during a strike.
72. God of love and erotic desire.
75. Having a toe or toes of a specified kind.
76. Type genus of the Suidae.