What is the meaning of Proposicioun?

A proposition or assertion; a statement left to be proven.

A conundrum; a statement with a hard-to-understand meaning.

That which is offered in a religious context; an oblation.

An extended treatise or dissertation; a long talk about a topic.

A theorem; a proven statement.

A proposed solution to an issue.

A query; an interrogative statement.

Source: wiktionary.org