This is the 17117th most frequent Turkish word.
çoktur
"Çoktur" means "is a lot" or "is numerous" in English.
'Çoktur' is used here to indicate the abundance or multitude of traditions in Turkish culture.
Türk kültüründe gelenekler çoktur.
In Turkish culture, there are many traditions.
Here, 'çoktur' signifies the extensive variety or number of things the subject likes and dislikes.
Hayatında sevdikleri ve sevmedikleri çoktur.
In life, there are many things they like and dislike.
In this usage, 'çoktur' expresses the significant quantity of old buildings in the mentioned city.