To include or comprise in a treatise or discourse: now more usually said of the book, etc.

passive. To be included, embraced, comprehended. in (or within) a document or its scope, in a class, or group.

To run, flow, fall, or come to or into; to fall (within a period of time, the scope of an argument, etc.). Obsolete.

intransitive. With prepositional phrase as complement. To fall within the scope or compass of something; to be included in a particular category…

To fall to as one's share or right; to pertain, belong; be fitting. Also impersonal. archaic.