What Are LSI Keywords in SEO and How to Apply Them
What Are LSI Keywords in SEO and How to Apply Them What Are LSI Keywords in SEO If you've been doing SEO for even a short time, you've seen the term LSI keywords everywhere. It stands for Latent Semantic Indexing keywords, and it's one of the most misunderstood concepts in SEO. Let's clear it up and make it actually useful. What LSI Keywords Really Are **The original definition:** LSI stands for Latent Semantic Indexing. It was a mathematical technique developed in the 1980s to help computers understand relationships between words and documents. The idea was simple: if two words often appear together, they are probably related. In the early 2000s, SEOs borrowed this term. They started calling any word that is semantically related to your main keyword an "LSI keyword." Example : 1 Main keyword: `apple` - If your page is about the fruit, LSI keywords would be: orchard, juice, pie, red, harvest. - If your page is about the company, LSI keywords wou...