1. A unit of electrical resistance equal to the resistance between two points on a conductor when a potential difference of one volt between them produces a current of one ampere.
4. United States writer (born in Poland) who wrote in Yiddish (1880-1957).
8. A white linen liturgical vestment with sleeves.
11. Seed of a pea plant.
12. A Loloish language.
13. An ancient Hebrew unit of capacity equal to 10 baths or 10 ephahs.
14. The sense organ for hearing and equilibrium.
15. Harsh or corrosive in tone.
16. Large brownish-green New Zealand parrot.
17. A steep rugged rock or cliff.
20. Naked freshwater or marine or parasitic protozoa that form temporary pseudopods for feeding and locomotion.
23. Any of a number of fishes of the family Carangidae.
26. A town in central Belgium.
30. A clique that seeks power usually through intrigue.
32. Spiritual leader of a Jewish congregation.
33. Having undesirable or negative qualities.
34. A small cake leavened with yeast.
42. Title for a civil or military leader (especially in Turkey).
45. A loose sleeveless outer garment made from aba cloth.
46. Someone who engages in arbitrage (who purchases securities in one market for immediate resale in another in the hope of profiting from the price differential).
47. A Loloish language.
48. Having leadership guidance.
49. The chance to speak.
50. An official language of the Republic of South Africa.
51. An agency of the United Nations affiliated with the World Bank.

1. An organization of countries formed in 1961 to agree on a common policy for the sale of petroleum.
2. Perceive sound.
3. God of death.
4. A flat wing-shaped process or winglike part of an organism.
5. United States anarchist (born in Italy) who with Bartolomeo Vanzetti was convicted of murder and in spite of world-wide protest was executed (1891-1927).
6. The 22nd letter of the Greek alphabet.
7. The federal department that administers federal program dealing with better housing and urban renewal.
8. A town and port in northwestern Israel in the eastern Mediterranean.
9. United States physiologist (born in Germany) who did research on parthenogenesis (1859-1924).
10. (informal) Exceptionally good.
18. A member of an agricultural people in southeastern India.
19. West Indian tree having racemes of fragrant white flowers and yielding a durable timber and resinous juice.
21. (Akkadian) God of wisdom.
22. A room or establishment where alcoholic drinks are served over a counter.
24. A white metallic element that burns with a brilliant light.
25. The blood group whose red cells carry both the A and B antigens.
27. A Russian river.
28. A metallic element having four allotropic forms.
29. A light strong gray lustrous corrosion-resistant metallic element used in strong light-weight alloys (as for airplane parts).
31. A white soft metallic element that tarnishes readily.
35. A city in northern India.
36. Being or befitting or characteristic of an infant.
37. Title for a civil or military leader (especially in Turkey).
38. Any of numerous local fertility and nature deities worshipped by ancient Semitic peoples.
39. Surrealist Spanish painter (1904-1989).
40. In bed.
41. A quantity of no importance.
43. Tastelessness by virtue of being cheap and vulgar.
44. A Turkish unit of weight equal to about 2.75 pounds.