felfedezésétl
The term "felfedezésétl" is a Hungarian word. It is the Hungarian language's possessive singular form of the word "felfedezés," meaning "discovery." Therefore, "felfedezésétl" translates to "from its discovery" or "of its discovery" depending on the grammatical context.
In Hungarian grammar, suffixes are added to words to indicate case, possession, and other grammatical functions.
Therefore, when encountering "felfedezésétl" in a Hungarian text, one would understand that it refers to something