Elucidation (noun)

1. The act of making something clear or understandable.
2. The act of explaining or providing enlightenment about something.
3. The process of providing information to clarify a difficult or obscure subject.

Origin:

From the latin word "elucidare" meaning "to make clear" or "to explain" and the suffix "-ation" indicating the act or process of. it entered the english language in the 17th century.

Examples:

1. The teacher's elucidation of the concept helped the students understand it better.
2. The scientist's elucidation of the theory was instrumental in its acceptance.
3. His elucidation of the problem helped the team to come up with a solution.
4. The author's elucidation of the historical context made the novel more meaningful.
5. The speaker's elucidation of the topic made it easy for the audience to follow.