There are several synonyms for the term "promenade concert," which refers to a type of classical music concert where audience members are free to walk around and stand anywhere within the performance space rather than being seated. Some alternative terms include "proms," "promenade performances," and "orchestral promenade concerts." In some cases, "proms" specifically refers to the popular series of summer concerts held in London's Royal Albert Hall. Other synonyms for promenade concerts may include terms like "immersive concerts," "informal performances," or "concerts in the round," all of which emphasize the interactive and informal nature of these events.