This is the 2484th most frequent Catalan word.
terç
"Terç" in Catalan means "third."
In this sentence, 'terç' refers to 'a third', which is a portion or fraction of the whole.
He acabat un terç del projecte.
I have finished a third of the project.
Here, 'terç' is used to describe a fractional part, specifically the lower third of the painting.
El terç inferior del quadre està fet amb oli.
The lower third of the painting is made with oil.
In this example, 'terç' is employed to indicate one third of a group chosen for a task.