This is the 7662nd most frequent Swedish word.
tekniska
"Tekniska" means "technical" in English.
In this sentence, 'tekniska' is an adjective modifying the plural noun 'framstegen' (advancements), referring to their technical nature.
De tekniska framstegen har förändrat samhället.
The technical advancements have changed society.
Here, 'tekniska' describes 'ämnen' (subjects), indicating that these are related to technical or engineering fields.
Hon studerar tekniska ämnen på universitetet.
She studies technical subjects at the university.
In this case, 'tekniska' serves as an adjective describing 'problem', specifying its technical aspect.