1. United States physiologist (born in Germany) who did research on parthenogenesis (1859-1924).
5. A light touch or stroke.
8. A federal agency established to regulate the release of new foods and health-related products.
11. South American armadillo with three bands of bony plates.
12. A period marked by distinctive character or reckoned from a fixed point or event.
13. The sense organ for hearing and equilibrium.
14. A doctor who practices veterinary medicine.
15. A rare silvery (usually trivalent) metallic element.
16. A city in southern Turkey on the Seyhan River.
17. A radioactive element of the actinide series.
18. The syllable naming the fourth (subdominant) note of the diatonic scale in solmization.
20. The most common computer memory which can be used by programs to perform necessary tasks while the computer is on.
24. A doctor's degree in dental surgery.
27. A village of huts for native Africans in southern Africa.
29. (of complexion) Blemished by imperfections of the skin.
33. A white metallic element that burns with a brilliant light.
34. A soft silvery metallic element of the alkali earth group.
35. Grayish baboon of southern and eastern Africa.
38. Sweet pulpy tropical fruit with thick scaly rind and shiny black seeds.
40. The quantity contained in a keg.
44. A percussion instrument consisting of a pair of hollow pieces of wood or bone (usually held between the thumb and fingers) that are made to click together (as by Spanish dancers) in rhythm with the dance.
46. Jordan's port.
48. A sweetened beverage of diluted fruit juice.
49. A French abbot.
51. Aircraft landing in bad weather in which the pilot is talked down by ground control using precision approach radar.
52. An ugly evil-looking old woman.
53. A small cake leavened with yeast.
54. The sign language used in the United States.
1. Rock that in its molten form (as magma) issues from volcanos.
2. An organization of countries formed in 1961 to agree on a common policy for the sale of petroleum.
3. Take in solid food.
4. A nonmetallic largely pentavalent heavy volatile corrosive dark brown liquid element belonging to the halogens.
5. Lacking or deprive of the sense of hearing wholly or in part.
6. A colorless and odorless inert gas.
7. The cry made by sheep.
8. An emotion experienced in anticipation of some specific pain or danger (usually accompanied by a desire to flee or fight).
9. (Irish) Mother of the Tuatha De Danann.
10. The biblical name for ancient Syria.
19. A public promotion of some product or service.
21. (Akkadian) God of wisdom.
22. A small tent used as a dressing room beside the sea or a swimming pool.
23. Emblem usually consisting of a rectangular piece of cloth of distinctive design.
25. The longer of the two telegraphic signals used in Morse code.
26. Someone who works (or provides workers) during a strike.
28. An intensely radioactive metallic element that occurs in minute amounts in uranium ores.
30. A state in southeastern United States.
31. The square of a body of any size of type.
32. An official prosecutor for a judicial district.
36. A constitutional monarchy in northern Europe on the western side of the Scandinavian Peninsula.
37. Jordan's port.
38. A colorless and odorless inert gas.
39. A quantity of no importance.
40. A highly unstable radioactive element (the heaviest of the halogen series).
41. (Greek mythology) Goddess of the earth and mother of Cronus and the Titans in ancient mythology.
42. The elementary stages of any subject (usually plural).
43. Any of numerous local fertility and nature deities worshipped by ancient Semitic peoples.
45. A compartment in front of a motor vehicle where driver sits.
47. Title for a civil or military leader (especially in Turkey).
48. A silvery soft waxy metallic element of the alkali metal group.
50. A small pellet fired from an air rifle or BB gun.