SEO
Internal Link
Plain-language definitionA link from one page to another page on the same site. Internal links guide people, distribute attention, and help crawlers understand page relationships.
Why it matters
Use the term to make a better decision.
In practice, internal link matters when a team needs to connect a technical or creative choice to a visible change in clarity, performance, discovery, or conversion. The useful question is not whether the term sounds sophisticated. It is what decision it helps the team make.