Treatise (noun)

A written work that deals formally and systematically with a subject, especially a scholarly or scientific work.

Origin:

The word treatise comes from the late 14th century, from the latin word "tractatus" meaning a handling, treatment, discourse. it refers to a written work that deals formally and systematically with a subject, especially a scholarly or scientific work.

Examples:

1. He published a treatise on the history of the Roman Empire.
2. The treatise on quantum mechanics was a groundbreaking work in the field.
3. The treatise on the economic policies of the government was widely discussed and debated.
4. A treatise is a formal and systematic written discourse on a particular subject.
5. The treatise on the philosophy of education was a seminal work in the field.