1. The residue that remains when something is burned.
4. A detailed description of design criteria for a piece of work.
8. 35th President of the United States.
11. A digital display that uses liquid crystal cells that change reflectivity in an applied electric field.
12. A quantity of no importance.
13. A flat wing-shaped process or winglike part of an organism.
14. United States liquid unit equal to 4 quarts or 3.785 liters.
15. A translucent mineral consisting of hydrated silica of variable color.
16. A large sandwich made of a long crusty roll split lengthwise and filled with meats and cheese (and tomato and onion and lettuce and condiments).
17. The blood group whose red cells carry both the A and B antigens.
19. Brittle flat bread eaten at Passover.
23. A soft silvery metallic element of the alkali earth group.
24. Fairly small terrestrial ferns of tropical America.
26. A unit of dry measure used in Egypt.
28. A hazy or indistinct representation.
29. An intensely radioactive metallic element that occurs in minute amounts in uranium ores.
31. Informal terms for a mother.
32. An international organization of European countries formed after World War II to reduce trade barriers and increase cooperation among its members.
33. In bed.
36. A sheet or band of fibrous connective tissue separating or binding together muscles and organs etc.
40. A rare silvery (usually trivalent) metallic element.
41. A sweetened beverage of diluted fruit juice.
42. The cardinal number that is the fifth power of ten.
46. Imperial dynasty that ruled China (most of the time) from 206 BC to 221 and expanded its boundaries and developed its bureaucracy.
47. An actor's line that immediately precedes and serves as a reminder for some action or speech.
49. An insecticide that is also toxic to animals and humans.
50. Title for a civil or military leader (especially in Turkey).
51. The 2nd letter of the Greek alphabet.
52. A coenzyme derived from the B vitamin nicotinic acid.
1. Primitive chlorophyll-containing mainly aquatic eukaryotic organisms lacking true stems and roots and leaves.
2. Someone who works (or provides workers) during a strike.
3. A lipoprotein that transports cholesterol in the blood.
4. A short sleep (usually not in bed).
5. Worthless or oversimplified ideas.
6. Mild yellow Dutch cheese made in balls.
7. West Indian tree having racemes of fragrant white flowers and yielding a durable timber and resinous juice.
8. Empty rhetoric or insincere or exaggerated talk.
9. Any wingless blood-sucking parasitic insect noted for ability to leap.
10. The 11th letter of the Hebrew alphabet.
18. United States poet and critic (1916-1986).
20. Covered with paving material.
21. Large African antelope having a head with horns like an ox and a long tufted tail.
22. A river in north central Switzerland that runs northeast into the Rhine.
25. A silvery ductile metallic element found primarily in bauxite.
27. A light touch or stroke.
30. A radioactive element of the actinide series.
34. Any of various usually white herons having long plumes during breeding season.
35. The capital and largest city of Bangladesh.
37. (Babylonian) God of storms and wind.
38. A fractional monetary unit of several countries.
39. Type genus of the Alcidae comprising solely the razorbill.
43. The month following July and preceding September.
44. Large brownish-green New Zealand parrot.
45. Any of various primates with short tails or no tail at all.
46. (Akkadian) God of wisdom.
48. A Russian river.