1. A solution containing a phosphate buffer.
4. A large family of trees, shrubs, vines, and herbs bearing bean pods.
12. A unit of absorbed ionizing radiation equal to 100 ergs per gram of irradiated material.
15. A unit of length of thread or yarn.
16. A cut of pork ribs with much of the meat trimmed off.
17. A federal agency established to coordinate programs aimed at reducing pollution and protecting the environment.
18. A unit of weight used in some Spanish speaking countries.
19. A heavy brittle metallic element of the platinum group.
20. United States physician who in 1863 founded a medical school for women (1813-1888).
22. A self-funded retirement plan that allows you to contribute a limited yearly sum toward your retirement.
23. A genus of delicate ferns belonging to the family Osmundaceae.
26. The iridescent internal layer of a mollusk shell.
27. A male ballet dancer who is the partner of a ballerina.
30. A vehicle mounted on runners and pulled by horses or dogs.
31. Queen of the Olympian gods in ancient Greek mythology.
32. A hard brittle blue-white multivalent metallic element.
35. Rock that in its molten form (as magma) issues from volcanos.
38. A public promotion of some product or service.
42. Swelling from excessive accumulation of serous fluid in tissue.
44. A ruler of the Inca Empire (or a member of his family).
45. Ring loudly and deeply, as of bells.
46. A metric unit of volume or capacity equal to 10 liters.
47. A person forced to flee from home or country.
49. (Akkadian) God of wisdom.
51. A flexible container with a single opening.
52. Not imagined even in a dream.
57. The first canonical hour.
58. A television system that has more than the usual number of lines per frame so its pictures show more detail.
60. Informal terms for money.
61. Any of various primates with short tails or no tail at all.
63. An independent group of closely related Chadic languages spoken in the area between the Biu-Mandara and East Chadic languages.
65. A blunt needle for threading ribbon through loops.
69. 1 species.
73. A plant hormone promoting elongation of stems and roots.
74. Provide with a new seat, as of a chair.
77. The basic unit of money in Nigeria.
78. A user interface in which you type commands instead of choosing them from a menu or selecting an icon.
79. Extinct order of jawless vertebrates.
81. (computer science) A coding system that incorporates extra parity bits in order to detect errors.
82. Range of what one can know or understand.
83. A great raja.
84. The longer of the two telegraphic signals used in Morse code.

1. A cloth having a crisscross design.
2. United States baseball player (born 1925).
3. Any of various thermoplastic resins used to make things.
4. A federally chartered savings bank.
5. Large Old World butterflies.
6. A soft silvery metallic element of the alkali earth group.
7. Lacking sufficient water or rainfall.
8. (Roman mythology) Goddess of agriculture.
9. A trivalent metallic element of the rare earth group.
10. Aromatic bulb used as seasoning.
11. A nonstandard form of American English spoken by some American Black people.
12. The German state.
13. Someone who copies the words or behavior of another.
14. A challenge to do something dangerous or foolhardy.
21. The capital of Croatia.
24. Toward the mouth or oral region.
25. Any of various plants of the genus Albuca having large clusters of pale yellow flowers.
28. Adopted in order to deceive.
29. The branch of engineering science that studies the uses of electricity and the equipment for power generation and distribution and the control of machines and communication.
33. A loose narrow strip of skin near the base of a fingernail.
34. Popular music originating in the West Indies.
36. A city in southern Turkey on the Seyhan River.
37. Elevated open grassland in southern Africa.
39. The compass point that is midway between north and northeast.
40. A hard gray lustrous metallic element that is highly corrosion-resistant.
41. The basic unit of money on Sao Tome e Principe.
43. Chief port of Yemen.
48. A city in southwestern California east of Los Angeles.
50. A linear unit of length equal to 12 inches or a third of a yard.
53. Grains used as food either unpolished or more often polished.
54. Indian nun and missionary (born in Albania) dedicated to helping the poor in India (1910-1997).
55. Rounded like an egg.
56. Jordan's port.
59. A soft silvery metallic element of the rare earth group.
62. (Judaism) A Jewish festival (traditionally 8 days) celebrating the exodus of the Israelites from Egypt.
64. The capital and largest city of Yemen.
66. Exhibiting or restored to vigorous good health.
67. Water falling in drops from vapor condensed in the atmosphere.
68. The biblical name for ancient Syria.
70. A German art song of the 19th century for voice and piano.
71. Type genus of the family Arcidae.
72. German organist and contrapuntist (1685-1750).
75. The month following March and preceding May.
76. Brief episode in which the brain gets insufficient blood supply.
80. A person who announces and plays popular recorded music.