1. (computer science) A standardized language for the descriptive markup of documents.
5. Used of a single unit or thing.
8. Someone who is morally reprehensible.
11. A small restaurant where drinks and snacks are sold.
12. A solution containing a phosphate buffer.
13. South American wood sorrel cultivated for its edible tubers.
14. The blood group whose red cells carry both the A and B antigens.
16. King of Saudi Arabia since 1982 (born in 1922).
17. Covered with paving material.
20. A unit of length of thread or yarn.
22. Large burrowing rodent of South and Central America.
29. An undergarment worn by women to support their breasts.
31. Top part of an apron.
32. Antipsychotic drug (trade name Moban) used in the treatment of schizophrenia.
34. A metallic element having four allotropic forms.
36. An informal term for a father.
40. (of a young animal) Abandoned by its mother and raised by hand.
45. Essential oil or perfume obtained from flowers.
46. Resinlike substance secreted by certain lac insects.
47. Type genus of the family Myacidae.
48. A small cake leavened with yeast.
49. Title for a civil or military leader (especially in Turkey).
50. Having undesirable or negative qualities.

1. Singing jazz.
2. An amino acid that is found in the central nervous system.
3. 300 to 3000 kilohertz.
4. A chronic inflammatory collagen disease affecting connective tissue (skin or joints).
5. An organization of countries formed in 1961 to agree on a common policy for the sale of petroleum.
6. The compass point that is one point east (clockwise) of due north.
7. A radioactive transuranic element produced by bombarding plutonium with neutrons.
8. Fossil fuel consisting of carbonized vegetable matter deposited in the Carboniferous period.
9. A dull persistent (usually moderately intense) pain.
10. An informal term for a father.
15. A soft silvery metallic element of the alkali earth group.
18. A master's degree in business.
19. English writer and a central member of the Fabian Society (1858-1943).
21. Any of various edible seeds of plants of the family Leguminosae.
23. A colorless and odorless inert gas.
24. A rotating disk shaped to convert circular into linear motion.
25. The federal agency that insures residential mortgages.
26. The compass point that is one point east of due south.
27. The branch of computer science that deal with writing computer programs that can solve problems creatively.
28. A logarithmic unit of sound intensity.
30. A loose sleeveless outer garment made from aba cloth.
33. A drama set to music.
35. A Chadic language spoken south of Lake Chad.
37. Type genus of the Alcidae comprising solely the razorbill.
38. Common Indian weaverbird.
39. A small nail.
41. A light touch or stroke.
42. A flat wing-shaped process or winglike part of an organism.
43. A shape that sags.
44. The executive agency that advises the President on the federal budget.
45. A very light colorless element that is one of the six inert gasses.