This is the 13055th most frequent Spanish word.
pobladas
"Populated" or "densely populated."
In this sentence, 'pobladas' refers to being dense or thick, specifically describing eyebrows.
Las cejas de Juan son muy pobladas.
Juan's eyebrows are very thick.
Here, 'pobladas' describes areas that are inhabited by people, referring to their high population density.
Las regiones pobladas normalmente tienen mejor infraestructura.
Populated regions usually have better infrastructure.
In this case, 'pobladas' indicates that the trees are abundant in leaves, pointing to density or abundance in a natural context.