1. A particular geographical region of indefinite boundary (usually serving some special purpose or distinguished by its people or culture or geography).
5. The father of your father or mother.
12. Above average in size or number or quantity or magnitude or extent.
15. Any loose flowing garment.
16. Type genus of the Balaenidae.
17. (Irish) Mother of the ancient Irish gods.
18. A wealthy man (who made his fortune in the Orient).
20. Open-heart surgery in which the rib cage is opened and a section of a blood vessel is grafted from the aorta to the coronary artery to bypass the blocked section of the coronary artery and improve the blood supply to the heart.
21. One skilled in caring for the sick (usually under the supervision of a physician).
23. A South American river 1,500 miles long.
25. Genus of widely distributed agarics that have white spores and are poisonous with few exceptions.
27. A constitutional monarchy occupying the Japanese Archipelago.
29. (Norse mythology) The heavenly dwelling of the Norse gods (the Aesir) and slain war heroes.
31. The cavity in which the large intestine begins and into which the ileum opens.
35. A gonadotropic hormone that is secreted by the anterior pituitary.
36. Any of various spiny trees or shrubs of the genus Acacia.
40. A genus of Mustelidae.
41. A wooden pin pushed or driven into a surface.
44. Toward the mouth or oral region.
46. A port in northwestern Israel on the Bay of Acre.
48. A loose material consisting of grains of rock or coral.
49. A nucleic acid that transmits genetic information from DNA to the cytoplasm.
50. German hero.
51. Covered with paving material.
54. A tricycle (usually propelled by pedalling).
57. (zoology) Having freedom to move about.
58. The blood group whose red cells carry both the A and B antigens.
60. A Mid-Atlantic state.
61. The root of the mandrake plant.
65. Of or relating to Slavic languages.
70. A loose sleeveless outer garment made from aba cloth.
71. Relating to or like or divided into areolae.
74. Used of a single unit or thing.
75. An angular shape characterized by sharp turns in alternating directions.
76. Irish version of burgoo.
77. One of the five major classes of immunoglobulins.
78. A period marked by distinctive character or reckoned from a fixed point or event.
79. City in central Iran.
80. (meaning literally `born') Used to indicate the maiden or family name of a married woman.

1. A river in central Italy rising in the Apennines and flowing through Florence and Pisa to the Ligurian Sea.
2. A deep prolonged loud noise.
3. A gradual decline (in size or strength or power or number).
4. Of or relating to a geological eon (longer than an era).
5. A unit of magnetomotive force equal to 0.7958 ampere-turns.
6. A device that, on receiving radar signals, transmits coded signals in response to help navigators determine their position.
7. A flat wing-shaped process or winglike part of an organism.
8. Tag the base runner to get him out.
9. Remove gas from.
10. An associate degree in nursing.
11. Fairly small terrestrial ferns of tropical America.
12. Capital city of the Apulia region on the Adriatic coast.
13. In or of the present month.
14. (Greek mythology) Goddess of the earth and mother of Cronus and the Titans in ancient mythology.
19. Danish physicist who studied atomic structure and radiations.
22. Unwind from or as if from a reel.
24. The closing section of a musical composition.
26. Any of various minerals consisting of hydrous silicates of aluminum or potassium etc. that crystallize in forms that allow perfect cleavage into very thin leaves.
28. An Oscan-speaking member of an ancient people of Campania.
30. (physics) A deformation of an object in which parallel planes remain parallel but are shifted in a direction parallel to themselves.
32. United States poet and critic (1916-1986).
33. A plumbing fixture (usually attached to the wall) used by men to urinate.
34. Title used for a married Frenchwoman.
37. Ratio of the hypotenuse to the opposite side.
38. A constellation in the southern hemisphere near Telescopium and Norma.
39. Severe diabetes mellitus with an early onset.
42. Disability of walking due to crippling of the legs or feet.
43. Port city in northwestern Belgium and industrial center.
45. A linear unit (1/6 inch) used in printing.
47. A piece of land cleared of trees and usually enclosed.
52. Of or pertaining to the Avesta (sacred text of Zoroastrianism).
53. Title for a civil or military leader (especially in Turkey).
55. (Greek mythology) Son of Daedalus.
56. Small space in a tissue or part such as the area between veins on a leaf or an insect's wing.
59. An imaginary elephant that appears in a series of French books for children.
62. Kamarupan languages spoken in northeastern India and western Burma.
63. Avatar of Vishnu.
64. Large brown seaweeds having fluted leathery fronds.
66. A Russian river.
67. Characteristic of false pride.
68. English prelate noted for his pessimistic sermons and articles (1860-1954).
69. Give over.
72. Either of two folds of skin that can be moved to cover or open the eye.
73. Title for a civil or military leader (especially in Turkey).