1. Time units, abbr.
4. The brain and spinal cord
7. Throw with great effort
12. Yes vote
13. A way to till
14. Thomas __, Secretary of State
15. Unskilled persons
17. Devastations
18. Ultrahigh frequency
19. Businesswoman
21. Garland
22. City in Colombia
24. Woman (French)
25. A (large) military dining room
26. South American wood sorrel
27. Cut the baby teeth
29. Clothed
31. A salt or ester of hydriodic acid
35. Copyread
37. Surface layer of ground containing a matt of grass
38. Cast off hair, skin, horn, or feathers
41. Villain
42. Tramp
43. Cardinal
44. Memory whose contents cannot be changed
45. The world of the dead
46. San Antonio fort
48. Algonkian
52. Goddesses
53. Root mean square, abbr.
54. Shoot a marble
55. Samoyedic
56. Express pleasure
57. The longest division of geological time
2. A shag rug made in Sweden
3. Worldly rather than spiritual
4. Cook
5. Neither
6. East Indian annual erect herb
7. A plant lacking a permanent woody stem
8. Cologne
9. Mentally quick and resourceful
10. Blades
11. Razor clams
16. Chinese life force
22. Roll steel ingots
23. Alias
24. Spanish doctor
25. __ student, learns healing
27. CNN's founder
28. Mortar trough
30. A plot of ground in which plants are growing
32. A way to get
33. When born, abbr.
34. Yeddo
38. Showing deterioration from age
39. Her face launched a thousand ships
40. Related on the mother's side
42. Informed about the latest trends
44. Diana __, singer
45. Chop up
47. Witty remark
49. Returned material authorization, abbr.
50. Vietnamese currency unit
51. Possess