The treating of a subject in speech or writing; (literary) treatment; discussion. Obsolete.

Literary treatment or discussion. Obsolete. rare.

Treatment or handling of a matter, subject, etc.; an instance of this. Obsolete.

Treatment, discussion, or investigation of a matter, subject, etc. Obsolete.

The handling or treating of a subject in discourse or writing; literary treatment, discussion.

Literary treatment, discussion (of a subject).

writing of a treatise, treatment of a subject.