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real line

American  
[ree-uhl, reel] / ˈri əl, ril /

noun

Mathematics.
  1. number line.

  2. the real axis in the complex plane.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

One senior conservative said: "It was a real line in the sand, we could never have imagined Sir Keir Starmer saying that."

From BBC ● Sep. 12, 2026

Elsner “suggested ‘Zopf’ because of how the numbers twist around the real line and how, in a sense, my life took a similar twisting journey via mathematics,” Havens says.

From Scientific American ● Jun. 2, 2023

“No one gets to pick on my brother except for me” is a real line that my sister said while defending me from bullies.

From Los Angeles Times ● Feb. 10, 2023

There is no real line in the sand that’s been crossed here.

From New York Times ● Jun. 3, 2014

You never get a real line on people until you live with them.

From The Blood Red Dawn by Charles Caldwell Dobie

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