elaboration

(n) addition of extra material or illustration or clarifying detail
- a few remarks added in amplification and defense
- an elaboration of the sketch followed
amplification,
(n) the result of improving something
- he described a refinement of this technique
refinement,
(n) a discussion that provides additional information enlargement, expansion,
(n) marked by elaborately complex detail elaborateness, intricacy, involution,
(n) developing in intricate and painstaking detail working out,

amplification refinement enlargement expansion elaborateness intricacy involution working out