The phrase "a keynote presentation" is correct and usable in written English.
It can be used to refer to a main or central presentation at a conference or event, typically delivered by a prominent speaker.
Example: "The conference will kick off with a keynote presentation by the renowned author on the future of technology."
Alternatives: "a main presentation" or "a featured talk."
Dr. Alan Lakso presented a keynote presentation on innovations in fruit crop research to the Mexican Horticultural Congress held September 2-6 in Puebla, Mexico.
The film documents a Keynote presentation (which Gore refers to as "the slide show") that Gore has presented throughout the world.
Apple made a keynote presentation on Monday at its Worldwide Developers Conference, held at the Moscone Center in San Francisco.
The Mechanical Sealing Technology Seminar being organized by the Institution of Mechanical Engineers on 18 April will have a keynote presentation and 11 papers.
The SETI Institute invites CCRMA faculty, students and alumni to a keynote presentation by SETI's artists in residence.
Hmm, you are pretty much the target of the Volocopter, the flying taxi drone that was unveiled during a keynote presentation by Intel in America last weekend.
Warner Chappell, Radiohead's publishers, made the announcement in a keynote presentation at the You Are In Control conference in Iceland, as reported by Music Ally magazine.
Neri Oxman will give a keynote presentation at the Bio-inspired Materials: International School and Conference on Biological Materials Science, 18-21 March , 2014
Jonathan Drori and Dominic Tinley will be giving a keynote presentation at the Culture Matters conference in Norwich on 16 November – find out more about Thoughtsmith here This content is brought to you by Guardian Professional.
Nelson gave a keynote presentation on the evolving role of business in development in a session entitled Profits and Opportunities at the Base of the Pyramid.
In a keynote presentation that packed the convention center's largest ballroom, the Wired __co-founder Kevin Kelly singled out virtual reality as one of the inevitable technological forces that will shape our future.
