Ontologies are formal semantic models that represent and organize knowledge within a specific domain, comprising classes, properties, instances, and logical axioms to enable advanced knowledge representation, hierarchical classification, and deductive reasoning. In SEO, ontologies are increasingly vital for structuring data in ways that search engines and AI systems can comprehend. SEOntology, as discussed in Search Engine Journal and the Semantic Web Journal, builds on these principles by defining a comprehensive framework tailored to search engine optimization. It ensures that structured data aligns with modern search engine requirements, enhancing findability, relevance, and user engagement. By leveraging ontologies, businesses can create meaningful connections between entities, drive better contextual understanding, and enhance their digital presence, ensuring their content is both discoverable and semantically rich.