1. The syllable naming the sixth (submediant) note of a major or minor scale in solmization.
4. Sexually transmitted urethritis (usually caused by chlamydia).
7. Occurring widely (as to many people).
11. A sweetened beverage of diluted fruit juice.
12. A river in north central Switzerland that runs northeast into the Rhine.
13. A detailed description of design criteria for a piece of work.
14. An anxiety disorder characterized by chronic free-floating anxiety and such symptoms as tension or sweating or trembling of light-headedness or irritability etc that has lasted for more than six months.
15. Seed of a pea plant.
16. The 2nd letter of the Greek alphabet.
17. An organization of countries formed in 1961 to agree on a common policy for the sale of petroleum.
19. A flat wing-shaped process or winglike part of an organism.
21. A public promotion of some product or service.
22. (Old Testament) The wife of Abraham and mother of Isaac.
24. Interface consisting of a standard port between a computer and its peripherals that is used in some computers.
27. (botany) Of or relating to the axil.
29. A city in northern India.
32. Date used in reckoning dates before the supposed year Christ was born.
33. An Indian nursemaid who looks after children.
35. (Babylonian) God of wisdom and agriculture and patron of scribes and schools.
37. Title for a civil or military leader (especially in Turkey).
38. (Norse mythology) The heavenly dwelling of the Norse gods (the Aesir) and slain war heroes.
42. Type genus of the Alcidae comprising solely the razorbill.
46. Aircraft landing in bad weather in which the pilot is talked down by ground control using precision approach radar.
47. A river in north central Switzerland that runs northeast into the Rhine.
50. An associate degree in applied science.
51. Thigh of a hog (usually smoked).
52. A device in which something (usually an animal) can be caught and penned.
53. Government agency created in 1974 to license and regulate nuclear power plants.
54. A loose sleeveless outer garment made from aba cloth.
55. Tropical starchy tuberous root.
56. A doctor's degree in preventive medicine.

1. Chief port and economic center of Nigeria.
2. (Babylonian) A demigod or first man.
3. Old World woody vines.
4. A period of time spent sleeping.
5. (Greek mythology) Goddess of the earth and mother of Cronus and the Titans in ancient mythology.
6. A mountain range in western Russia extending from the arctic to the Caspian Sea.
7. A state-chartered savings bank owned by its depositors and managed by a board of trustees.
8. Any of various primates with short tails or no tail at all.
9. Stalk of a moss capsule.
10. Any of a number of fishes of the family Carangidae.
18. West Indian tree having racemes of fragrant white flowers and yielding a durable timber and resinous juice.
20. A radioactive element of the actinide series.
23. Grass mowed and cured for use as fodder.
25. The capital and largest city of Yemen.
26. One of the most common of the five major classes of immunoglobulins.
28. An intensely radioactive metallic element that occurs in minute amounts in uranium ores.
30. A soft silvery metallic element of the alkali metal group.
31. A soft yellow malleable ductile (trivalent and univalent) metallic element.
34. (astronomy) The angular distance of a celestial point measured westward along the celestial equator from the zenith crossing.
36. Small terrestrial lizard of warm regions of the Old World.
39. Someone who works (or provides workers) during a strike.
40. Amount of a charge or payment relative to some basis.
41. Any of a group of Indic languages spoken in Kashmir and eastern Afghanistan and northern Pakistan.
43. Relating to or characteristic of or occurring on land.
44. The lean flesh of a fish that is often farmed.
45. United States writer (born in Poland) who wrote in Yiddish (1880-1957).
48. A unit of absorbed ionizing radiation equal to 100 ergs per gram of irradiated material.
49. A federal agency established to coordinate programs aimed at reducing pollution and protecting the environment.