equal sign

American  

Or equals sign

noun

Mathematics.

1. the symbol (=), used in a mathematical expression to indicate that the terms it separates are equal.

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equal sign British  

noun

1. the symbol =, used to indicate a mathematical equality

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Etymology

Origin of equal sign

First recorded in 1905–10

Example Sentences

Since the boundary line is graphed with a solid line, the inequality includes the equal sign.

From Textbooks • Apr. 22, 2020

When two quantities have the same value, we say they are equal and connect them with an equal sign.

From Textbooks • Apr. 22, 2020

We usually interpret the word is as an equal sign.

From Textbooks • Feb. 13, 2015

Using this method, we add or subtract terms to both sides of the equation until we have a perfect square trinomial on one side of the equal sign.

From Textbooks • Feb. 13, 2015

I look at the blue-and-yellow equal sign sticker on the window by the door right below the Jump & Grind sign.

From "A High Five for Glenn Burke" by Phil Bildner