Cases of word usage

1) the philosophy or study of the principles of beauty (aesthetics)

2) the scientific study of the structure of animal bodies (anatomy)

3) the study of ancient things, especially the buried remains of prehistoric times (archaeology)

4) of the study of astronomy (astronomical)

5) the scientific study of the sun, moon, stars and planets (astronomy)

6) (of) a young woman from overseas who, in return for light household duties, receives board and lodging, and facilities for study (au pair)

7) the scientific study of the physical life of animals and plants (biology)

8) the scientific study of the structure and distribution of plants (botany)

9) the scientific study of how substances (elements) are made up, how they combine, how they act under different conditions (chemistry)

10) the study of city government, the rights and duties of citizens etc (civics)