1. Refrain: A chorus often serves as a recurring refrain or hook that is repeated throughout the song. It typically consists of a catchy melody and memorable lyrics that listeners can easily sing along to.
2. Vocal Harmony: In vocal music, a chorus can refer to a group of singers providing backup or harmony vocals. These singers support and enhance the lead vocalist's melody, adding depth and texture to the overall sound.
3. Instrumental Section: In instrumental music, such as classical or jazz compositions, a chorus might be an instrumental section that repeats at various points in the piece. It serves a similar function to a vocal chorus, providing a recurring musical theme.
4. Structural Element: In terms of song structure, a chorus is a distinct section that usually follows a verse. Verse-chorus-verse (V-C-V) is a common song format, where the verse introduces new material, and the chorus provides a contrasting section with a consistent melody and message.
5. Pop Music Usage: In popular music, a chorus is often the most memorable and accessible section of a song, featuring a catchy tune and lyrics that convey the main message or theme.
6. Call-and-Response: In some folk or traditional music, a chorus might involve a call-and-response structure, where a lead vocalist sings a line and the group responds with a chorus of harmonies or supporting lyrics.
7. Choral Ensembles: A chorus can also refer to a group of singers or musicians who collectively perform, often in the context of a choir, ensemble, or opera company.
The term "chorus" is primarily associated with music, but it can also be used figuratively in other contexts, such as referring to a group of people speaking in unison or expressing shared sentiments.