AEO emphasizes structuring content as clear questions and direct answers, marked up with FAQPage schema, so answer engines can lift it cleanly. Front-loading the answer in the first sentence is the core tactic — exactly what this glossary does on every page.
They're largely the same idea. AEO leans on Q&A extraction and featured answers; GEO is the broader umbrella for being cited in generative answers. Optimizing for one optimizes for both.