Lead guitar is a term often used in the world of music to describe the guitarist who plays the solos or lead melody lines in a band. However, there are many synonyms that can be used to describe the same thing. Some of these include solo guitar, melody guitar, first guitar, front guitar, and principal guitar. Another popular synonym is lead six-string, which refers specifically to the type of guitar typically used for lead playing. Whatever the terminology used, the lead guitar is often the centerpiece of a band's sound, providing soaring notes and intricate melodies that take the music to the next level.