Eco's academic writing style was distinctive and special because of his realistic narrative style with trial and errors.

1. Realistic Narrative Style:
Eco's academic writing style was characterized by a realistic narrative approach. He often presented his arguments and ideas in a narrative form, using examples, anecdotes, and real-life situations to illustrate his points. This made his writing style engaging and relatable to readers.

2. Trial and Error:
Another distinctive feature of Eco's writing style was his willingness to explore different ideas and perspectives through a process of trial and error. He was not afraid to present multiple viewpoints or consider alternative interpretations of a topic. This approach gave his writing a sense of intellectual curiosity and open-mindedness.

3. Attention to Detail:
Eco's writing style also stood out because of his meticulous attention to detail. He was known for his extensive research and comprehensive analysis of various subjects. His writing was rich in references, citations, and evidence, which added depth and credibility to his arguments.

4. Clarity and Precision:
Although Eco's writing style was complex and scholarly, he maintained clarity and precision in his language. He avoided unnecessary jargon or obscure terminology, making his ideas accessible to a wide range of readers. His writing was characterized by logical reasoning and clear explanations, ensuring that readers could follow his arguments easily.

5. Interdisciplinary Approach:
Eco's academic writing style was interdisciplinary in nature. He drew insights and ideas from various fields such as semiotics, philosophy, literature, and cultural studies. This interdisciplinary approach enriched his writing, allowing him to make connections and offer unique perspectives on complex topics.

In conclusion, Eco's academic writing style was distinctive due to his realistic narrative style with trial and errors. His ability to present complex ideas in a relatable and engaging manner, combined with meticulous attention to detail and clarity of language, made his writing highly influential and respected in academic circles.