1. German organist and contrapuntist (1685-1750).
5. A master's degree in fine arts.
8. How long something has existed.
11. A Loloish language.
12. A flexible container with a single opening.
13. An informal term for a father.
14. Marked by or showing unaffected simplicity and lack of guile or worldly experience.
15. An esoteric or occult matter that is traditionally secret.
17. The blood group whose red cells carry both the A and B antigens.
18. A brittle silver-white metalloid element that is related to selenium and sulfur.
19. (Old Testament) In Judeo-Christian mythology.
20. Resinlike substance secreted by certain lac insects.
23. A river in north central Switzerland that runs northeast into the Rhine.
25. 35th President of the United States.
26. A software system that facilitates the creation and maintenance and use of an electronic database.
27. A Chadic language spoken south of Lake Chad.
31. A high-crowned black cap (usually made of felt or sheepskin) worn by men in Turkey and Iran and the Caucasus.
35. A member of a Caddo people formerly living in north central Texas.
40. Type genus of the Alcidae comprising solely the razorbill.
41. A loose sleeveless outer garment made from aba cloth.
42. An association of criminals.
44. (Babylonian) The sky god.
45. A machine-readable version of a standard dictionary.
46. Lap that forms a cloth border doubled back and stitched down v 1.
48. A sweetened beverage of diluted fruit juice.
49. A river in north central Switzerland that runs northeast into the Rhine.
50. Tropical starchy tuberous root.

1. Obvious and dull.
2. Jordan's port.
3. The 22nd letter of the Greek alphabet.
4. The handle of a weapon or tool.
5. A unit of information equal to one million (1,048,576) bytes.
6. A sheet or band of fibrous connective tissue separating or binding together muscles and organs etc.
7. Title for a civil or military leader (especially in Turkey).
8. (Babylonian) God of storms and wind.
9. Offering fun and gaiety.
10. Mild yellow Dutch cheese made in balls.
16. The cry made by sheep.
21. A rotating disk shaped to convert circular into linear motion.
22. A master's degree in education.
24. United States writer (born in Poland) who wrote in Yiddish (1880-1957).
28. A radioactive element of the actinide series.
29. A soft silvery metallic element of the alkali earth group.
30. A flat wing-shaped process or winglike part of an organism.
32. A cloth having a crisscross design.
33. (of complexion) Blemished by imperfections of the skin.
34. Any taillike structure.
36. A United Nations agency created to assist developing nations by loans guaranteed by member governments.
37. (of a young animal) Abandoned by its mother and raised by hand.
38. Title for a civil or military leader (especially in Turkey).
39. The United Nations agency concerned with atomic energy.
43. Resonance of protons to radiation in a magnetic field.
47. A chronic inflammatory collagen disease affecting connective tissue (skin or joints).