This is the 4412th most frequent Turkish word.
alanının
"Of the field/area" (possessive form).
In this sentence, 'alanının' refers to the scientist's specific field or area of expertise, indicating possession.
Bilim adamı, uzmanlık alanının sınırlarını genişletmek istiyor.
The scientist wants to expand the boundaries of his field of expertise.
Here, 'alanının' indicates the possessive form, referring to the area associated with children's play spaces.
Bu park, çocuk oyun alanının hemen yanında yer alıyor.
This park is located right next to the children's play area.
In this case, 'alanının' denotes the area related to students' development, serving as a possessive form.