Dis‐cus″sion (?), n. [L. discussio a shaking, examination, discussion: cf. F. discussion.] 1. The act or process of discussing by breaking up, or dispersing, as a tumor, or the like.
2. The act of discussing or exchanging reasons; examination by argument; debate; disputation; agitation.
The liberty of discussion is the great safeguard of all other liberties. Macaulay.
Discussion of a problemoran equation(Math.), the operation of assigning different reasonable values to the arbitrary quantities and interpreting the result. Math. Dict.