subtopic

noun

sub·​top·​ic ˈsəb-ˌtä-pik 

variants or sub-topic

plural subtopics or sub-topics

: a topic that is part of a broader or more general topic

… each topic branches off into subtopics. For example, within the Asia area you may find separate discussion threads about Vietnam, Thailand, Malaysia and Bali.

—John Eckhouse

Examples of subtopic in a Sentence

Recent Examples on the Web

Now expand on this idea by drawing lines for each subtopic, being sure to connect every line back to the central idea. —Sam Adeyemi, Forbes, 25 Oct. 2024

The studio will cover timely subtopics across branding, storytelling, audience engagement, innovation and more. —William Earl, Variety, 2 Oct. 2024

More broadly, data science is not a subtopic of AI—a common claim originating from confusion on boundaries. —Lance Eliot, Forbes, 17 July 2023

Break apart your main article into distinct sections and tackle writing one subtopic at a time. —Peter Boyd, Forbes, 3 Sep. 2021

The edgelord scoundrels have branched into what has now become their favorite fracas-boosting subtopic of AI, which is AI Ethics. —Lance Eliot, Forbes, 10 July 2022

But writing 200- to 400-word paragraphs on a specific subtopic is much easier. —Peter Boyd, Forbes, 3 Sep. 2021

Word History

First Known Use

1817, in the meaning defined above

Kids Definition

subtopic

noun

sub·​top·​ic

ˈsəb-ˌtäp-ik

: a topic (as in a composition) that is a division of a main topic