1. (computer science) Protocol that allows users to copy files between their local system and any system they can reach on the network.
4. Founder of Christian Science in 1866 (1821-1910).
8. A light touch or stroke.
11. A unit of length of thread or yarn.
12. Give over.
13. Title for a civil or military leader (especially in Turkey).
14. A river in north central Switzerland that runs northeast into the Rhine.
15. An independent group of closely related Chadic languages spoken in the area between the Biu-Mandara and East Chadic languages.
16. A device for creating a current of air by movement of a surface or surfaces.
17. Divulge information or secrets.
19. A board game in which players try to move their pieces into their opponent's bases.
21. The blood group whose red cells carry both the A and B antigens.
24. Any of numerous local fertility and nature deities worshipped by ancient Semitic peoples.
25. Hinge joint between the forearm and upper arm and the corresponding joint in the forelimb of a quadruped.
28. A master's degree in fine arts.
30. According to the Old Testament he was a pagan king of Israel and husband of Jezebel (9th century BC).
33. An official prosecutor for a judicial district.
34. A flat wing-shaped process or winglike part of an organism.
36. A small pellet fired from an air rifle or BB gun.
38. A fatal disease of cattle that affects the central nervous system.
40. Harsh or corrosive in tone.
43. An associate degree in applied science.
45. Counting the number of white and red blood cells and the number of platelets in 1 cubic millimeter of blood.
47. (Norse mythology) God of thunder and rain and farming.
48. Goddess of criminal rashness and its punishment.
49. (botany) Of or relating to the axil.
51. The 7th letter of the Greek alphabet.
52. An enclosed space.
53. A small cake leavened with yeast.
54. Tag the base runner to get him out.

1. Loose or flaccid body fat.
2. A bluish shade of green.
3. (obstetrics) The number of live-born children a woman has delivered.
4. Electronic warfare undertaken to prevent or reduce an enemy's effective use of the electromagnetic spectrum.
5. Lacking or deprive of the sense of hearing wholly or in part.
6. A doctor's degree in dental surgery.
7. Not only so, but.
8. Little known Kamarupan languages.
9. Small terrestrial lizard of warm regions of the Old World.
10. Obvious and dull.
18. African tree having an exceedingly thick trunk and fruit that resembles a gourd and has an edible pulp called monkey bread.
20. A loose sleeveless outer garment made from aba cloth.
22. The use of bacteria or viruses of toxins to destroy men and animals or food.
23. The square of a body of any size of type.
26. A gonadotropic hormone that is secreted by the anterior pituitary.
27. Having undesirable or negative qualities.
29. A federal agency established to regulate the release of new foods and health-related products.
31. A city in south central Mexico (southeast of Mexico City) on the edge of central Mexican plateau.
32. A city in western Germany near the Dutch and Belgian borders.
35. A broad flat muscle on either side of the back.
37. A Chadic language spoken south of Lake Chad.
38. A constellation in the southern hemisphere near Telescopium and Norma.
39. Someone who works (or provides workers) during a strike.
41. A tiny or scarcely detectable amount.
42. Lacking in liveliness or charm or surprise.
44. (of champagne) Moderately dry.
46. A compartment in front of a motor vehicle where driver sits.
50. An intensely radioactive metallic element that occurs in minute amounts in uranium ores.