jelkülönbségtétel
Jelkulonbsegtetel, often translated as "signal difference theorem" or "sign difference theorem," refers to a principle in certain fields of linguistics, particularly in historical linguistics and phonology. It describes a potential pathway for sound changes where a sound initially contrasts with another based on a specific distinctive feature, but over time, this contrast shifts, and the opposite value of that feature becomes the distinguishing factor.
For instance, consider a scenario where a language initially distinguishes between a voiced and an unvoiced
This phenomenon is not a universally observed law but rather a descriptive model that can help explain