This is the 8180th most frequent Russian word.
лунд
The word "лунд" does not appear to have a meaning in standard Russian; it may be a typo or a proper noun.
Here, 'Лунд' refers to the proper noun for the city of Lund in Sweden.
Я учусь в университете города Лунд.
I study at the university in the city of Lund.
In this sentence, 'Лунде' is the locative form of the city name, used when referring to a location within Lund.
Совсем недавно мы посетили выставку в Лунде.
Just recently, we visited an exhibition in Lund.
This use of 'Лунд' indicates direct reference and identification of the city by its name.