1. (psychophysics) The difference between two stimuli that (under properly controlled experimental conditions) is detected as often as it is undetected.
4. A Dravidian language spoken in southern India.
11. A small nail.
15. Relating to or characteristic of or occurring in the air.
16. Not usual or common or ordinary.
17. A Tibetan or Mongolian priest of Lamaism.
18. An island in the Aegean Sea off the west coast of Turkey.
20. The act of hitting a baseball lightly without swinging the bat.
22. A high-crowned black cap (usually made of felt or sheepskin) worn by men in Turkey and Iran and the Caucasus.
24. A hard gray lustrous metallic element that is highly corrosion-resistant.
25. Property that is leased or rented out or let.
26. A nonsteroidal anti-inflammatory drug (trade name Clinoril).
29. An authoritative direction or instruction to do something.
31. Having any of numerous bright or strong colors reminiscent of the color of blood or cherries or tomatoes or rubies.
32. That can be given a date.
35. A minor Hebrew prophet (8th century BC).
39. Lower in esteem.
40. A flat-bottomed volcanic crater that was formed by an explosion.
44. A flat wing-shaped process or winglike part of an organism.
45. A simple compound whose molecules can join together to form polymers.
46. A color varying from dark purplish brown to dark red.
47. A boy or man.
49. The basic unit of electric current adopted under the System International d'Unites.
50. (Greek mythology) Son of Daedalus.
51. A yellow quartz.
52. A small cake leavened with yeast.
53. United States poet and critic (1899-1979).
54. A temporally organized plan for matters to be attended to.
58. An informal term for a father.
60. A soft silvery metallic element of the alkali earth group.
64. Sour or bitter in taste.
68. 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.
72. A nucleic acid consisting of large molecules shaped like a double helix.
73. Held up in the air.
77. The cry made by sheep.
78. A potent estrogen used in medicine and in feed for livestock and poultry.
79. The middle of the day.
80. To make a mistake or be incorrect.
81. A sweetened beverage of diluted fruit juice.
82. Durable fragrant wood.
83. A young woman making her debut into society.

1. Plaything consisting of small 6-pointed metal pieces that are used (along with a ball) to play the game of jacks.
2. The most northwestern Hawaiian island (beyond Kauai).
3. A rotating power drill powered by an electric motor.
4. A member of the North American Indian people of Oregon.
5. An associate degree in nursing.
6. A small lump or protuberance.
7. Inflammation of the urethra of unknown cause.
8. The sister of your father or mother.
9. An organized body of related information.
10. A silvery ductile metallic element found primarily in bauxite.
11. (Scottish) Bluish-black or gray-blue.
12. Measuring instrument in which the echo of a pulse of microwave radiation is used to detect and locate distant objects.
13. Occupy in an agreeable, entertaining or pleasant fashion.
14. In a state of mental numbness especially as resulting from shock.
19. Speak one's opinion without fear or hesitation.
21. Large lipoproteins rich in triglycerides.
23. Being one hundred more than three hundred.
27. A city in southern Turkey on the Seyhan River.
28. Alternatively, a member of the family Nymphaeaceae.
30. A peninsula in southwestern Europe.
33. A resort city in western Florida.
34. Showing empathy or ready comprehension of others' states.
36. A spread made chiefly from vegetable oils and used as a substitute for butter.
37. Minute floating marine tunicate having a transparent body with an opening at each end.
38. Affect with wonder.
41. 100 aurar equal 1 krona.
42. (medicine) Having or experiencing a rapid onset and short but severe course.
43. Sew again.
48. (South African) A camp defended by a circular formation of wagons.
55. A soft gray ductile metallic element used in alloys.
56. An official prosecutor for a judicial district.
57. A metallic element having four allotropic forms.
59. (of complexion) Blemished by imperfections of the skin.
61. An Indian side dish of yogurt and chopped cucumbers and spices.
62. (Norse mythology) The chief race of gods living at Asgard.
63. English monk and scholar (672-735).
65. Freedom from difficulty or hardship or effort.
66. The fleshy part of the human body that you sit on.
67. Port city in northwestern Belgium and industrial center.
69. In bed.
70. Denuded of leaves.
71. Clothing of a distinctive style or for a particular occasion.
74. Chiefly perennial grasses of cool temperate regions.
75. A Chadic language spoken in northern Nigeria.
76. The last (12th) month of the year.