"Monophonic" Natural Recordings by Native Speakers
Monophonic refers to sound or music that consists of a single melody or tone, often with no harmony or accompaniment. In contrast to stereophonic sound, which has separate channels for left and right audio, monophonic sound is typically broadcast or recorded in a single channel. Monophonic music often features a solo instrument or vocalist performing a simple melody without accompaniment.
Monophonemic refers to a phoneme that is represented by a single sound or phonetic segment in a language. In other words, it is a single unit of sound that distinguishes one word from another. In contrast, a polysyllabic sound, on the other hand, is a combination of multiple sounds that together form a single phoneme.