What does the suffix "-ology" denote?

The suffix "-ology" is derived from the Greek word "logia," which means "the study of." When attached to a root word, it indicates a field of study or a branch of knowledge. For example, "biology" refers to the study of life and living organisms, while "sociology" pertains to the study of society and social behavior. This suffix is commonly used in scientific and academic contexts to denote various disciplines, emphasizing the systematic exploration and knowledge acquisition pertaining to the subject in question.