topic

noun

top·​ic ˈtä-pik 

1

a

: the subject of a discourse or of a section of a discourse

b

: a heading in an outlined argument or exposition

2

a

: argument, reason

b

: one of the general forms of argument employed in probable reasoning

Synonyms of topic

• theme
• matter
• subject
• question
• motif

Examples of topic in a Sentence

He is comfortable discussing a wide range of topics.

topics such as health and fitness

Recent Examples on the Web

Support journalism that digs deeper into topics that matter most to Arkansans. —Arkansas Online, 19 Mar. 2026

If a friend drifts off topic, steer gently toward the goal, and name a next step that each person can support. —Tarot.com, Sun Sentinel, 19 Mar. 2026

Building new housing, paring back regulations to allow such construction quickly and to reduce the cost of buy a home, disincentivizing private firms from buying homes and reducing gas prices are among topics candidates frequently speak about on the campaign trail and in debates. —Seema Mehta, Los Angeles Times, 18 Mar. 2026

The disruptive technology is a hot topic here in Hong Kong. —Zac Ntim, Deadline, 18 Mar. 2026

Word History

Etymology

Latin Topica Topics (work by Aristotle), from Greek Topika, from topika, neuter plural of topikos of a place, of a topos, from topos place, topos

First Known Use

circa 1569, in the meaning defined at sense 2b

Phrases Containing topic

• sub-topic
• topic of discussion
• topic sentence

Rhymes for topic

• tropic
• adrenocorticotropic
• anisotropic
• gonadotropic
• heterotopic
• kaleidoscopic
• ophthalmoscopic
• stereoscopic
• submicroscopic
• anthropic
• atopic
• ectopic

Kids Definition

topic

noun

top·​ic ˈtäp-ik 

1

: a heading in an outline of a subject or explanation

2

: the subject or a section of a subject (as of a speech or a report)