词根单词

1. audiology - the study of hearing and hearing disorders

2. biodegradable - capable of being broken down by natural processes

3. chronology - the study of time and the order in which events occur

4. dermatology - the study and treatment of skin disorders

5. electrocardiogram - a record of the electrical activity of the heart

6. geology - the study of the earth's physical structure and substance

7. hematology - the study of blood and blood-forming tissues

8. hydrophobia - fear of water, especially as a symptom of rabies in humans

9. interstellar - occurring or situated between stars

10. microorganism - a microscopic organism, especially a bacterium, virus, or fungus

11. neurology - the study of the nervous system and its disorders

12. philanthropy - the desire to promote the welfare of others, especially by donating money to good causes

13. psychology - the scientific study of the human mind and behavior

14. sociology - the study of human society, its structures, and functions

15. zoology - the study of animals and their behavior, physiology, and classification.