| ACROSS |
| 1. | _ lemma (mathematics, stochastic calculus) |
| 5. | Parent Teacher Association (abbr.) |
| 8. | Thickening of tissue in the motor tracts of the lateral columns and anterior horns of the spinal cord |
| 11. | Chest bones |
| 12. | Consume |
| 13. | Mouth edge |
| 14. | Volcano in Guatemala |
| 18. | Polynesian shrub whose roots are used to make an intoxicating beverage |
| 19. | _-fi |
| 20. | Opening into something insatiable |
| 22. | Cartoonist voice _ Blanc |
| 25. | Manchild |
| 26. | Plant excrement |
| 28. | Cuckoo |
| 29. | Locales |
| 30. | _ de Janeiro |
| 31. | Native american tent (variation) |
| 34. | Possessed |
| 36. | Nucleic acid that carries the genetic information in the cell |
| 38. | A group of pheasants |
| 39. | One (Scot) |
| 40. | Simplified Employee Pension (plan) (abbr.) |
| 41. | Am not, is not, has not, have not (slang) |
| 42. | A wide sash fastened in the back with a large flat bow |
| 44. | Connect, as a bridge |
| 46. | A group of grouses |
| 47. | Put into a specified state |
| 48. | Sliced dessert |
| 51. | Mature |
| 52. | American Automobile Association (abbr.) |
| 54. | American Medical Association (abbr.) |
| 55. | A hearing or an inspection, as of a deed, bond, etc. |
| 58. | A young spider |
| 65. | Italian singer-songwriter Filippo Neviani |
| 66. | Eastern Standard Time (abbr.) |
| 67. | Pulitzer Prize-winning author Ferber |
| 68. | Compass dir. |
| 69. | Assist |
| 70. | Teenager |
|
| DOWN |
| 1. | Retirement account (abbr.) |
| 2. | Nervous spasm |
| 3. | Chief or king in Benin or Nigeria |
| 4. | Supersonic Transport (abbr.) |
| 5. | Animal enclosure |
| 6. | Label |
| 7. | Smallest unit of an element |
| 8. | According to |
| 9. | 54 in ancient Rome |
| 10. | Health resort |
| 15. | Double-curved letter |
| 16. | Non-commissioned officer (abbr.) |
| 17. | The 18th letter of the Arabic alphabet |
| 18. | Monetary unit of Zambia |
| 21. | Volcano in Japan |
| 22. | Impair |
| 23. | City of north-central Oklahoma north-northwest of Oklahoma City (plural) |
| 24. | A female lion |
| 27. | Player piano |
| 29. | Flaplike covering |
| 31. | Three (prefix) |
| 32. | Electrically charged atom |
| 33. | Cooking vessel |
| 35. | Debunk (Brit. slang) |
| 37. | Become visible |
| 38. | Bar |
| 43. | Eisenhower's nickname |
| 45. | _ moment's notice (2 wds.) |
| 48. | Groovy apt. |
| 49. | Institute for Media and Entertainment (abbr.) |
| 50. | Hearing organ |
| 53. | Toward the sea |
| 55. | Single |
| 56. | Affirmative reply |
| 57. | Make supply last |
| 59. | Air pressure measure (abbr.) |
| 60. | It would |
| 61. | Allow |
| 62. | Chemical element with properties similar to another |
| 63. | Compass dir. |
| 64. | Separate the seeds from cotton |