1. A branch of the Tai languages.
4. An exhibition of pictures or objects viewed through a small hole or magnifying glass.
12. A hormone secreted by the anterior pituitary gland that controls the degree of pigmentation in melanocytes.
15. A former agency (from 1946 to 1974) that was responsible for research into atomic energy and its peacetime uses in the United States.
16. Not in keeping with accepted standards of what is right or proper in polite society.
17. American prizefighter who won the world heavyweight championship three times (born in 1942).
18. The elementary stages of any subject (usually plural).
19. Surveying instrument consisting of the upper movable part of a theodolite including the telescope and its attachments.
20. Viscera and trimmings of a butchered animal often considered inedible by humans.
22. Acquire or gain knowledge or skills.
24. A flat thin rectangular slab (as of fired clay or rubber or linoleum) used to cover surfaces.
25. The villain in William Shakespeare's tragedy who tricked Othello into murdering his wife.
26. Any of a group of antidepressant drugs that inhibit the action of monoamine oxidase in the brain and so allow monoamines to accumulate.
28. A bottle with a stopper.
30. 16 ounces.
32. An Arabic speaking person who lives in Arabia or North Africa.
33. Block consisting of a thick piece of something.
37. Having been taken into the mouth for consumption.
40. Small genus of mediterranean shrubs.
41. Informal terms for clothing.
44. Large brownish-green New Zealand parrot.
46. Sweet pulpy tropical fruit with thick scaly rind and shiny black seeds.
47. 10 hao equal 1 dong.
48. Large burrowing rodent of South and Central America.
50. Being one hundred more than two hundred.
52. A constellation in the southern hemisphere near Telescopium and Norma.
53. The bone in the ankle that articulates with the leg bones to form the ankle joint.
55. Of or relating to or characteristic of the Republic of Chad or its people or language.
57. A Loloish language.
58. A member of the extinct Algonquian people formerly living in northern Indiana and southern Michigan.
60. A white soft metallic element that tarnishes readily.
62. A bluish-white lustrous metallic element.
63. A river in north central Switzerland that runs northeast into the Rhine.
66. An accidental hole that allows something (fluid or light etc.) to enter or escape.
69. Lacking excess flesh.
71. A ridge that forms a seam between two parts.
74. A white linen liturgical vestment with sleeves.
77. A landlocked desert republic in north-central Africa.
78. The month following April and preceding June.
79. A chain of coral and volcanic islands in Micronesia halfway between New Guinea and Japan.
81. A flat wing-shaped process or winglike part of an organism.
82. Used of a single unit or thing.
83. The largest island in the world.
84. Lap that forms a cloth border doubled back and stitched down v 1.

1. An official language of the Republic of South Africa.
2. (Greek mythology) The goddess of youth and spring.
3. English scholastic philosopher and assumed author of Occam's Razor (1285-1349).
4. Used chiefly as a direction or description in music.
5. An inflammatory complication of leprosy that results in painful skin lesions on the arms and legs and face.
6. Make editorial changes (in a text).
7. A tricycle (usually propelled by pedalling).
8. Of or relating to a directionless magnitude.
9. Old World woody vines.
10. In operation or operational.
11. An international organization based in Geneva that monitors and enforces rules governing global trade.
12. A Chadic language spoken south of Lake Chad.
13. The scum formed by oxidation at the surface of molten metals.
14. A town in Hawaii on the island of Hawaii.
21. An elaborate party (often outdoors).
23. East Indian cereal grass whose seed yield a somewhat bitter flour, a staple in the Orient.
27. A state in the Rocky Mountains.
29. The condition of having no arms.
31. The dialect of Malay used as the national language of the Republic of Indonesia or of Malaysia.
34. An island of central Hawaii.
35. Without moral standards or principles.
36. Any of several tropical and subtropical treelike herbs of the genus Musa having a terminal crown of large entire leaves and usually bearing hanging clusters of elongated fruits.
38. A mutual promise to marry.
39. Plant with an elongated head of broad stalked leaves resembling celery.
42. 10 grams.
43. A fraudulent business scheme.
45. Electronic warfare undertaken to insure effective friendly use of the electromagnetic spectrum in spite of the enemy's use of electronic warfare.
49. An orange-red crystalline compound used in making red pigments and in dyeing.
51. A white metallic element that burns with a brilliant light.
54. A crowd especially of ordinary or undistinguished persons or things.
56. English theoretical physicist who applied relativity theory to quantum mechanics and predicted the existence of antimatter and the positron (1902-1984).
59. Anneal or toughen by a process of gradually heating and cooling.
61. Relating to or near the ulna.
64. An honorary arts degree.
65. An ancient Hebrew unit of dry measure equal to about a bushel.
67. A feeling of strong eagerness (usually in favor of a person or cause).
68. Make amends for.
70. The basic monetary unit of most members of the European Union (introduced in 1999).
72. Exhibiting or restored to vigorous good health.
73. Mild yellow Dutch cheese made in balls.
75. A graphical record of electric currents associated with muscle contractions.
76. A nucleic acid consisting of large molecules shaped like a double helix.
80. An associate degree in nursing.