Technology / DNS
Domain Name System
Plain-language definitionThe distributed system that maps domain names to services such as websites and email. DNS records control where requests are directed.
Why it matters
Use the term to make a better decision.
In practice, domain name system 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.