The phrase "a keynote topic" is correct and usable in written English.
It can be used when referring to a main subject or theme that is central to a conference, presentation, or discussion.
Example: "The keynote topic of the conference this year is the impact of technology on education."
Alternatives: "a main theme" or "a central subject".
In 2015, Dr. Kelly Henning, who leads the public health program, delivered a keynote on the topic of Data for Health, an initiative that is enabling countries to improve public health data collection with the goal of addressing public health problems.
Jeff is also a keynote speaker on topics such as "The History of Innovation in Silicon Valley", "Leadership and Disruptive Technologies", which he delivers in 5 languages.
On Friday evening, Professor Mahmoud Sadri (Texas Woman's University) will deliver a keynote speech on the topic of Iranian and Islamic dilemma which will frame the debates for this conference.
Following a keynote address that covered topics that included the Ukraine crisis and the power of social media, Clinton sat down for a question and answer session with Marketo CEO Phil Fernandez.
Mr. Jakes will open the weekend with a keynote conversation with Oprah Winfrey on the topic of family.
For each topic, there was a keynote speaker and a one-and-a-half-day workshop to produce a draft research agenda.
Those hoping for a computer-like experience will be disappointed – you can't write an email while having an instant-messaging conversation with a friend, or listen to your Spotify playlists while working on a Keynote presentation, or follow a trending topic on Twitter while noodling around the web.
An invited guest speaker with expertise in QI started the QI day with a keynote presentation on a relevant QI topic, followed by resident team presentations.
The jam begins with a keynote, presentations about the Jam, and reveal of the Jam topic.
She was a keynote speaker at the 2015 meeting of the Organization for Human Brain Mapping, speaking on the topic of Connectomic Insights into Psychiatric Disorders.
