Stereophonic (adjective)

1. Relating to or denoting a method of sound reproduction in which two or more independent audio channels are used to create a more realistic sound.
2. Relating to or denoting a system for reproducing sound in which two or more separate audio channels are used to create a more spacious and natural sound.

Origin:

Late 19th century: from stereo- "solid, three-dimensional" + -phonic, on the pattern of monophonic.

Examples:

1. The stereophonic sound system was a major improvement over the old monophonic system.
2. The stereophonic recording allowed the listener to hear the instruments in their proper positions.
3. The stereophonic headphones provided a more immersive listening experience.
4. The stereophonic speakers were carefully positioned to create a balanced sound.
5. The stereophonic system was used in movie theaters to provide a more realistic sound.