topic sentence

American  

Or topical sentence

noun

topic sentences plural

1. a sentence that expresses the essential idea of a paragraph or larger section, usually appearing at the beginning.

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topic sentence British  

noun

1. a sentence in a paragraph that expresses the main idea or point of the whole paragraph

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topic sentence Cultural  

1. The main sentence in a paragraph, often the first sentence. It briefly conveys the essential idea of the paragraph.

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Other Word Forms

Noun Inflected Forms

• topic sentences
  plural

Etymology

Origin of topic sentence

First recorded in 1915–20

Example Sentences

See Examples For:

topic sentence

But crafting a note like “A topic sentence should signal what the paragraph is about. Can you try reworking this sentence to reflect the paragraph?” is far more empowering.

From Scientific American ● Jun. 15, 2023

In the following example, the topic sentence is underlined.

From Textbooks ● Dec. 21, 2021

Each paragraph should have a topic sentence to maintain focus and organization.

From Textbooks ● Dec. 21, 2021

Be sure that each paragraph has a topic sentence and that you use transitions to flow smoothly from one idea to the next.

From Textbooks ● Dec. 21, 2021

A paragraph that begins with a topic sentence sometimes ends with a sentence of conclusion.

From Business English A Practice Book by Buhlig, Rose