The term "keynote speech" refers to the primary or main speech at a specific event. However, there are many other terms that can be used to describe this type of address. These include the opening address, the inaugural speech, the featured speech, the introductory address, the plenary speech, and the flagship presentation. Each phrase describes a similar type of speech that sets the tone and agenda for the event, and typically features a prominent speaker. Whatever the term used, the goal of a keynote speech is to engage and inspire the audience while conveying important information and ideas.