Discourse

1. noun

   an extended communication (often interactive) dealing with some particular topic

   “the book contains an excellent discussion of modal logic”

   Similar: discussion, treatment

2. noun

   an address of a religious nature (usually delivered during a church service)

   Similar: sermon, preaching

3. noun

   extended verbal expression in speech or writing

4. verb

   to consider or examine in speech or writing

   “The author talks about the different aspects of this question”

   Similar: talk about, discuss