Altoist refers to someone who plays or specializes in playing the alto saxophone. There are several synonyms that can be used to describe an altoist, including saxophonist, wind player, or horn player. Other possible synonyms for altoist may include jazz musician, improviser, or soloist. Some may also refer to an altoist as a woodwind player, specific to the instrument's construction. The term altoist is often used in jazz music, but these synonyms can apply to any musician who plays the alto saxophone, regardless of musical genre. Overall, the term altoist and its synonyms describe a skilled musician who specializes in playing the alto saxophone.