In plain English
It describes something as closed off from access. People cannot open it, get into it, or use it because access is limited.
In context
Here, "locked" communicates that the lesson or module cannot be opened at this time because access to it is restricted.
- Situation
- Navigating learning platforms, modules, lessons, prerequisites, and progress
- What it communicates
- shows that a lesson or module cannot be opened yet.
Meaning limits
By itself, the term does not say why access is restricted or when that state might change.
Examples
“The apartment door was locked, and the cleaner could not get inside.”
“When the class tried to open the next lesson, it was locked.”