The term "more illustrational" describes something that is focused on providing visual aids or examples to make a point. The opposite of this term would be something that is less visual or less focused on examples. Synonyms for this might include abstract, theoretical, or conceptual, while antonyms could include mundane, unenlightening or unillustrated. When looking for the opposite of "more illustrational," it's important to consider the context and which aspect of the term is being emphasized. For instance, if the focus is on providing more detailed visual aids, then the opposite might be less detailed or simpler illustrations. However, if the focus is on providing more examples or anecdotes, the opposite might be a lack of any illustrative content at all.