Elucidator, meaning someone who clarifies or explains something, has several synonyms that can be used interchangeably. Some of these synonyms include explainer, elucidater, interpreter, expounder, and clarifier. Each of these words implies the act of making something easier to understand or simplifying complex information. They are all useful in different contexts, depending on the subject matter being discussed. For instance, an explainer may be more appropriate for a layman while an interpreter may be more suitable for technical or specialized content. Despite having slightly different connotations, all of these synonyms convey the same essential meaning, and can be used to enrich one's vocabulary and communicate more effectively.