program unit
nounUK /ˈprəʊ.ɡræm ˈjuː.nɪt/
US /ˈproʊ.ɡræm ˈjuː.nɪt/
A program unit is one small part of a computer program that does a special job.
The teacher showed us how each program unit works like a little helper in the game.
OTHER MEANINGS
2. A separate piece of a larger organized plan or schedule.
Each program unit of the school trip has its own time and place.
3. A single broadcast item within a radio or TV program.
The news program unit about animals was my favorite part.
4. A self-contained section of a training course or event.
We finished the first program unit on safety before lunch.