This is the 403rd most frequent Hungarian word.
területén
"Területén" means "in the area of" or "within the territory of" in English.
In this sentence, 'területén' refers to a specific location being described as 'the area of the city hospital'.
Az orvos a városi kórház területén parkolt le.
The doctor parked in the area of the city hospital.
Here, 'területén' metaphorically describes a domain or field of study, such as 'the field of research'.
A biológus sok tapasztalatot szerzett a kutatás területén.
The biologist gained a lot of experience in the field of research.
'Területén' in this context also metaphorically indicates an area of expertise or specialization, referring to 'the field of linguistics'.