This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. A making clear; the act of elucidating or that which elucidates, as an explanation, an exposition, an illustration; as, one example may serve for further elucidation of the subject.

n. A making clear; the act of elucidating or that which elucidates, as an explanation, an exposition, an illustration.

n. The act of elucidating or of throwing light upon any obscure subject.

n. That which explains or throws light; explanation; illustration: as, one example may serve for an elucidation of the subject.

n. an act of explaining that serves to clear up and cast light on

n. an interpretation that removes obstacles to understanding

"This process is, in fact, the prime source for any organic substance, consequently its elucidation is one of science's key tasks."

explanation   

exposition    clarification    amplification    restatement    refutation    vindication    promulgation    characterization    revision    elaboration