1. United States tennis player who was the first Black to win United States and English singles championships (1943-1993).
5. A rare silvery (usually trivalent) metallic element.
7. Essential oil or perfume obtained from flowers.
11. Tropical woody herb with showy yellow flowers and flat pods.
12. Being ten more than one hundred forty.
13. An elaborate song for solo voice.
14. Aromatic bulb used as seasoning.
16. Sudden and unexpected death of an apparently healthy infant during sleep.
17. A genus of Ploceidae.
20. Any of numerous hairy-bodied insects including social and solitary species.
21. Having the leading position or higher score in a contest.
24. The blood group whose red cells carry both the A and B antigens.
25. Relating to or characteristic of the Celts.
28. A ductile gray metallic element of the lanthanide series.
30. A public promotion of some product or service.
33. Goddess of fertility.
40. A hormone produced by the anterior pituitary gland that stimulates the adrenal cortex.
42. A compartment in front of a motor vehicle where driver sits.
43. The sense organ for hearing and equilibrium.
45. The elementary stages of any subject (usually plural).
46. A loose sleeveless outer garment made from aba cloth.
47. An aromatic balsam.
48. An association of countries in the western hemisphere.

1. (Babylonian) A demigod or first man.
2. One of the two main branches of orthodox Islam.
3. Ground snakes.
4. Angular distance above the horizon (especially of a celestial object).
5. Aircraft landing in bad weather in which the pilot is talked down by ground control using precision approach radar.
6. A flat wing-shaped process or winglike part of an organism.
7. An associate degree in applied science.
8. Relating to or characteristic of a tribe.
9. An officer who acts as military assistant to a more senior officer.
10. Tear down so as to make flat with the ground.
15. Having undesirable or negative qualities.
18. A light touch or stroke.
19. Divulge information or secrets.
22. Title for a civil or military leader (especially in Turkey).
23. (`cease' is a noun only in the phrase `without cease') End v 1.
26. A state in midwestern United States.
27. Being one hundred more than three hundred.
29. A radioactive element of the actinide series.
31. God of justice.
32. The residue that remains when something is burned.
34. Someone who works (or provides workers) during a strike.
35. Using speech rather than writing.
36. (Babylonian) God of wisdom and agriculture and patron of scribes and schools.
37. The United Nations agency concerned with civil aviation.
38. A Chadic language spoken south of Lake Chad.
39. The elementary stages of any subject (usually plural).
41. The United Nations agency concerned with the interests of labor.
44. A linear unit of length equal to 12 inches or a third of a yard.