Xylology is the study of wood. It is a branch of botany that deals with the characteristics and properties of different types of wood. There are several synonyms for the word xylology, such as xylochemistry, wood science, dendrology, and xylotomy. These words are often used interchangeably to describe the scientific study of wood. Xylochemistry refers specifically to the chemical composition of wood, while xylotomy is the study of the internal structure of wood. Dendrology is the study of trees and shrubs, including their wood, while wood science encompasses the broader study of wood as a material, including its properties and applications.