Definitions

1. noun

A written work, especially one of a systematic and exhaustive character, dealing with a branch of knowledge or a particular subject.

“The professor published a treatise on the history of the city.”

2. noun

A formal and detailed explanation or discussion of a particular subject or issue.

“The politician’s speech was a treatise on the importance of environmental conservation.”

3. verb

To discuss or write about something in a formal or detailed way.

“The journalist decided to treatise on the economic implications of the new policy.”

4. verb

To explain or discuss something in a detailed and systematic way.

“The teacher asked the students to treatise on the main points of the chapter.”