index

In a sentence

• Student musi pokazać swój indeks podczas rejestracji.

  The student must show their student record book during registration.

  Here 'indeks' refers to the 'student record book', a term used in academic contexts to denote a document where students record their course enrollment and grades.

• Indeks giełdowy wzrasta każdego dnia od zeszłego tygodnia.

  The stock index has been increasing every day since last week.

  In this sentence, 'indeks' is used in the context of finance to mean 'index', specifically referring to a quantitative measure that represents a set of stocks.

• Dodaj indeks tabeli do listy argumentów.

  Add the table index to the list of arguments.

  Here 'indeks' is applied in computational contexts and refers to the position within a data structure, such as an index in a table or an array.