A treatise or similar work that summarizes the known facts of either of the above.
The progression of a medical condition in an individual.
The study of all living things, especially their origins, evolution and interrelationships.
The study of all natural phenomena: botany, zoology, mineralogy, etc.
A work or treatise written on this subject.
The study of pome fruit and of the cultivation of such fruit.
The study of fruit in general and of the cultivation of fruit.