1. A bachelor's degree in naval science.
4. Related to or located at the back.
8. A nucleic acid consisting of large molecules shaped like a double helix.
11. Resinlike substance secreted by certain lac insects.
12. Title for a civil or military leader (especially in Turkey).
13. The sense organ for hearing and equilibrium.
14. A federal agency established to coordinate programs aimed at reducing pollution and protecting the environment.
15. (criminal law) Money that must be forfeited by the bondsman if an accused person fails to appear in court for trial.
16. Electrical conduction through a gas in an applied electric field.
17. A coffee cake flavored with orange rind and raisins and almonds.
19. Czech novelist who wrote in German about a nightmarish world of isolated and troubled individuals (1883-1924).
22. Cubes of meat marinated and cooked on a skewer usually with vegetables.
26. A fit of shivering.
28. A building where birds are kept.
31. Divulge information or secrets.
32. A flat wing-shaped process or winglike part of an organism.
35. The district occupied entirely by the city of Washington.
38. The eleventh month of the civil year.
39. According to the Old Testament he was a pagan king of Israel and husband of Jezebel (9th century BC).
44. (Irish) Mother of the Tuatha De Danann.
45. Being nine more than ninety.
47. (Babylonian) God of storms and wind.
48. A gonadotropic hormone that is secreted by the anterior pituitary.
49. An official language of the Republic of South Africa.

1. (pathology) An elevation of the skin filled with serous fluid.
2. Plant with an elongated head of broad stalked leaves resembling celery.
3. Someone who works (or provides workers) during a strike.
4. A small cake leavened with yeast.
5. Title for a civil or military leader (especially in Turkey).
6. The 22nd letter of the Greek alphabet.
7. The Mongol people living the the central and eastern parts of Outer Mongolia.
8. Lacking or deprive of the sense of hearing wholly or in part.
9. (British) An informer or spy working for the police.
10. Type genus of the family Arcidae.
18. A village of huts for native Africans in southern Africa.
20. A loose sleeveless outer garment made from aba cloth.
21. Being one more than one hundred.
23. A unit of energy equal to the work done by an electron accelerated through a potential difference of 1 volt.
24. Top part of an apron.
25. (informal) Exceptionally good.
27. Aircraft landing in bad weather in which the pilot is talked down by ground control using precision approach radar.
29. A soft silvery metallic element.
30. A software system that facilitates the creation and maintenance and use of an electronic database.
33. (folklore) A corpse that rises at night to drink the blood of the living.
34. A means of serving.
36. Of or relating to or characteristic of the Republic of Chad or its people or language.
37. (used of count nouns) Every one considered individually.
40. (Irish) Mother of the ancient Irish gods.
41. Having undesirable or negative qualities.
42. Aromatic bulb used as seasoning.
43. Fiddler crabs.
46. The presence of an unwanted signal via an accidental coupling.