What is meant by base in sound?

Bass (sound) ... Bass describes tones of low (also called "deep") frequency, pitch and range from 16-256 Hz (C0 to middle C4). In musical compositions, such as songs and pieces, these are the lowest parts of the harmony. In choral music without instrumental accompaniment, the bass is supplied by adult male bass singers. read more

To the best of my knowledge “Base” in the context of music refers to the knowledge or musical ability of a person. “Base” expands to basic and therefore if you have some basic knowledge of music then it can be said that you have a “base” in music. read more

Sound bases, or TV speakers, on the other hand, are much thicker and meant to rest on a table or cabinet underneath the television. They come in different sizes and are usually rated by how heavy a TV they can support. read more

In popular music, the bass part, which is called the "bassline", typically provides harmonic and rhythmic support to the band. The bass player is a member of the rhythm section in a band, along with the drummer, rhythm guitarist, and, in some cases, a keyboard instrument player (e.g., piano or Hammond organ). read more