Quick meaning
An alternative email address that forwards messages to your main inbox.
Think of it like this
Like a second letterbox that delivers all mail to the same slot inside.
Where you may see this
You may hear this in email apps, messaging apps, video calls, and workplace instructions.
Why it matters
Knowing the term makes it easier to message people correctly and avoid simple communication mistakes.
Say it simply
Email Alias means: An alternative email address that forwards messages to your main inbox.