Meaning of the word "plus sign" in English

What does "plus sign" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

plus sign

US /plʌs saɪn/
UK /plʌs saɪn/
"plus sign" picture

Noun

1.

a symbol (+) indicating addition or a positive value

Example:
The equation used a plus sign to show the sum.
He put a plus sign next to the positive numbers.
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