A "pallavi" is a key component of Indian classical music, particularly in the genres of Carnatic and Hindustani music. It serves as the thematic or melodic foundation of a composition, often featuring a simple, repetitive phrase that can be elaborated upon. The pallavi is typically the first section of a larger piece, setting the mood and tone for the performance. In Carnatic music, the pallavi is often followed by multiple variations and improvisations, showcasing the artist's creativity and skill. In Hindustani music, it may be presented in a more fixed form, but still allows for expressive interpretation. Overall, the pallavi plays a crucial role in the structure and emotional depth of Indian classical music.