Dictionary.com
Thesaurus.com

plus sign

American  

noun

Arithmetic.
plus signs plural
  1. the symbol (+) indicating summation or a positive quality.


plus sign British  

noun

  1. the symbol +, indicating addition or positive quantity

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Noun Inflected Forms

Etymology

Origin of plus sign

First recorded in 1645–55

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:

The maze is shaped like a plus sign and contains two open arms and two enclosed arms.

From Science Daily Jun. 17, 2026

The new streaming service from CNN, which will launch this fall, will also simply be called CNN without a plus sign or any other designation that separates it from the core network.

From Los Angeles Times May 14, 2025

There is some overlap between the groups; intersex people are included in the plus sign in LGBTQ+, and some intersex people also identify as gay, lesbian, bisexual, transgender or queer.

From Washington Times Jul. 27, 2023

There is some overlap between the groups; intersex people are included in the plus sign in the LGBTQ+ acronym, and some intersex people also identify as gay, lesbian, bisexual, transgender or queer.

From Seattle Times Jul. 26, 2023

"Learn to make a plus sign so that both the vertical and horizontal strokes are the same thickness. That is your second lesson. You can practice as soon as you buy your materials."

From "The View From Saturday" by E.L. Konigsburg

Vocabulary.com logo
by dictionary.com

Join 12,000,000 vocabulary learners

Start learning new words today on VocabTrainer.
You'll remember them forever.

Start training