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subtopic

American

[suhb-top-ik, suhb-top-] / ˈsʌbˌtɒp ɪk, sʌbˈtɒp- /

noun

a topic that is included within another topic.

Etymology

Origin of subtopic

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.