elucidation
noun
[ ɪˌl(j)uːsɪˈdeɪʃ(ə)n ]
• explanation that makes something clear; clarification.
• "work that led to the elucidation of the structure of proteins"
Similar:
explanation,
clarification,
illumination,
commentary,
interpretation,
explication,
gloss,
annotation,
account,
report,
setting out,
exegesis,
comment,
exposition,