This is the 8870th most frequent Catalan word.
estudiantil
Related to students or student life.
Here, "estudiantil" is an adjective describing "associació" (association), specifying that it pertains to students.
L'associació estudiantil organitza activitats setmanals.
The student association organizes weekly activities.
In this sentence, "estudiantil" serves as an adjective qualifying "descompte" (discount), indicating that the discount is available for students.
El descompte estudiantil és vàlid amb un carnet universitari.
The student discount is valid with a university ID card.
"Estudiantil" describes "atmosfera" (atmosphere), referring to an environment associated with students.