This is the 132nd most frequent German word.
zum
"Zum" is a contraction of "zu dem," meaning "to the" in English.
Here, 'zum' is a contraction of 'zu dem', indicating direction towards a masculine noun.
Ich gehe zum Arzt.
I am going to the doctor.
In this example, 'zum' combines 'zu' and the definite article 'dem' for a place destination.
Lass uns zum Park spazieren gehen.
Let's take a walk to the park.
Here, 'zum' is used in a genitive-like structure showing possession or relation between objects.