1. Narrow wood or metal or plastic runners used for gliding over snow.
4. Aircraft landing in bad weather in which the pilot is talked down by ground control using precision approach radar.
7. Wearing or provided with clothing.
11. Resinlike substance secreted by certain lac insects.
12. A metric unit of volume or capacity equal to 10 liters.
13. A genus of Mustelidae.
14. A translucent mineral consisting of hydrated silica of variable color.
16. Filled with fear or apprehension.
17. The cardinal number that is the sum of four and one.
20. Leaf or strip from a leaf of the talipot palm used in India for writing paper.
21. The basic unit of money in Zambia.
25. A loose sleeveless outer garment made from aba cloth.
28. The capital of Croatia.
29. Someone who works (or provides workers) during a strike.
32. Measuring instrument in which the echo of a pulse of microwave radiation is used to detect and locate distant objects.
36. A small pellet fired from an air rifle or BB gun.
38. Any taillike structure.
40. Of or relating to a member of the Buddhist people inhabiting the Mekong river in Laos and Thailand.
45. Any of numerous local fertility and nature deities worshipped by ancient Semitic peoples.
46. The elementary stages of any subject (usually plural).
47. (Irish) Mother of the Tuatha De Danann.
49. A nucleic acid that transmits genetic information from DNA to the cytoplasm.
50. The cry made by sheep.
51. Two items of the same kind.
52. An informal term for a father.

1. Wet feed (especially for pigs) consisting of mostly kitchen waste mixed with water or skimmed or sour milk.
2. The 11th letter of the Hebrew alphabet.
3. The United Nations agency concerned with civil aviation.
4. A ductile silvery-white ductile ferromagnetic trivalent metallic element of the rare earth group.
5. A white metallic element that burns with a brilliant light.
6. A flat wing-shaped process or winglike part of an organism.
7. An emotional response that has been acquired by conditioning.
8. The dynasty that ruled much of Manchuria and northeastern China from 947 to 1125.
9. Fleshy and usually brightly colored cover of some seeds that develops from the ovule stalk and partially or entirely envelopes the seed.
10. An informal term for a father.
15. The basic unit of money in Albania.
18. The use of bacteria or viruses of toxins to destroy men and animals or food.
19. (Akkadian) God of wisdom.
22. A male monarch or emperor (especially of Russia prior to 1917).
23. An ugly evil-looking old woman.
24. Title for a civil or military leader (especially in Turkey).
26. Date used in reckoning dates before the supposed year Christ was born.
27. A river in north central Switzerland that runs northeast into the Rhine.
30. A flexible container with a single opening.
31. A rare silvery (usually trivalent) metallic element.
33. A person who keeps watch over something or someone.
34. A city in southern Turkey on the Seyhan River.
35. Food mixtures either arranged on a plate or tossed and served with a moist dressing.
37. A small cake leavened with yeast.
39. The blood group whose red cells carry both the A and B antigens.
41. South American wood sorrel cultivated for its edible tubers.
42. A condition (mostly in boys) characterized by behavioral and learning disorders.
43. A column of light (as from a beacon).
44. (Irish) Mother of the ancient Irish gods.
48. A public promotion of some product or service.