| ACROSS |
| 1. | Personal Computers (abbr.) |
| 4. | Radius Of Uncertainty (abbr.) |
| 7. | Ripen |
| 10. | Supersonic Transport (abbr.) |
| 13. | A language that is deliberately created for a specific purpose |
| 14. | Eastern Standard Time (abbr.) |
| 15. | From |
| 16. | Had dinner |
| 17. | Substance |
| 19. | A group of salmon |
| 20. | Large cup |
| 21. | Afternoon social gathering |
| 22. | An easy return of a tennis ball in a high arc |
| 23. | Electrically charged atom |
| 24. | Lair |
| 26. | _ de Janeiro |
| 28. | Person who annoys others by constantly finding fault |
| 29. | Epoch |
| 30. | Slept |
| 34. | _ moment's notice (2 wds.) |
| 35. | Collect or gather |
| 36. | It is so |
| 39. | Arrange properly for use |
| 40. | Separate the seeds from cotton |
| 42. | Sigma Iota Epsilon (abbr.) |
| 43. | The grampus (Milton) |
| 44. | Adept person |
| 45. | Eskimo relative |
| 47. | Single; one (prefix) |
| 48. | Unrefined |
| 49. | Universal Resource Identifier |
| 50. | Electrical Unit |
| 52. | Strand of rope, yarn or thread |
| 54. | To separate or throw off |
| 55. | Hearing organ |
| 56. | Uninterruptible Power Supply (abbr.) |
| 58. | Adept person |
| 60. | Three (prefix) |
| 61. | Two long chains of nucleotides twisted into a double helix |
| 62. | Tendancy to err |
| 66. | Help |
| 67. | The 18th letter of the Arabic alphabet |
| 68. | Single |
| 69. | Born |
| 70. | Egyptian god of music and revelry and the guardian deity of women in labor |
| 71. | Mountains (abbr.) |
| 72. | Compass dir. |
| 73. | Monetary unit of South Korea |
|
| DOWN |
| 1. | Sliced dessert |
| 2. | Music discs |
| 3. | Mayday |
| 4. | French philosopher Descartes |
| 5. | Motion picture award |
| 6. | Member of the Shoshonean people of Utah and Colorado and New Mexico |
| 7. | Pertaining to black traditions or culture |
| 8. | A young fly |
| 9. | A really long time |
| 10. | Constitutional monarchy in the South Pacific |
| 11. | Caused a sharp or stinging pain or discomfort |
| 12. | A young ewe |
| 18. | Inactive volcano in Sicily |
| 22. | Mixture of sand and clay and decaying organic materials |
| 23. | Indiana (abbr.) |
| 24. | Prevent from occurring |
| 25. | Greek mythological Muse of lyric poetry and mime |
| 27. | One that lacks sense or substance |
| 31. | Soft color |
| 32. | Air pressure measure (abbr.) |
| 33. | Compass dir. |
| 34. | Viper |
| 36. | You are |
| 37. | Bert's buddy |
| 38. | _-fi |
| 40. | E Mali city |
| 41. | According to |
| 46. | United States Postal Service (abbr.) |
| 48. | An emergency procedure consisting of external cardiac massage and artificial respiration |
| 49. | Chief solid component of mammalian urine |
| 50. | Nest on high |
| 51. | Unmarried girls |
| 53. | Continuous strand of threads used in weaving or knitting |
| 56. | A single undivided whole |
| 57. | Baking dishes |
| 59. | Ship's personnel |
| 60. | Keyboard key |
| 61. | A female horse |
| 62. | Greek goddess of the dawn |
| 63. | Compass dir. |
| 64. | Chief Executive Officer (abbr.) |
| 65. | Monetary unit of Japan |
