The suffix to a word denoting the study of something. The prefix denotes the particular subject. A list giving examples of these appears below. Scientific term Is the study of Aetiology Causes of disease Agrostology Grasses – classification and...

The English suffix -ology or -logy denotes a field of study or academic discipline, and -ologist describes a person who studies that field. However not every field or study or discipline is an '-ology', for instance the study of childbirth is midwifery...