The plus sign is one of those symbols we use so often that we rarely stop to think about it. It sits on our keyboards, pops up on our phone screens, appears on medical kits, and even shows up on national flags. Yet behind this simple cross shaped mark is a surprisingly rich history and a long list of uses that go far beyond simple addition.
This guide breaks down everything you need to know about the plus sign symbol, including its meaning, history, copy and paste options, emoji versions, keyboard shortcuts, and answers to specific questions like the mysterious circle with a plus sign on Android phones.
Plus Sign Symbol Meaning
At its most basic level, the plus sign (+) represents addition or combination. In math, it tells you to add two or more values together. Outside of mathematics, the same symbol has picked up several other meanings depending on where you see it.
- In math and science, it represents addition or a positive value โ
- In medicine, it represents help, healing, or emergency care โ๏ธ
- In text messaging, it can mean “and” or “plus this too” ๐ฌ
- In ratings, a plus sign after a grade means slightly above average, like B+ ๐
- In electronics, it marks the positive terminal on a battery ๐
- In social media bios, it is often used to add extra details briefly โ๏ธ
Plus Sign Symbol History
The plus sign has a longer backstory than most people expect.
- Early European mathematicians used the Latin word “et,” meaning “and,” which was gradually shortened into a symbol resembling a plus sign ๐
- German mathematician Johannes Widmann is widely credited with the first printed use of the plus sign in a 1489 book on commercial arithmetic ๐งฎ
- Before Widmann, some Italian mathematicians used a “p” with a line through it to represent addition โ๏ธ
- By the sixteenth century, the plus sign had become the standard symbol for addition across most of Europe ๐
- The symbol crossed easily between languages since it does not rely on any specific alphabet, which helped it become a truly universal math sign ๐
- In the digital age, the plus sign found brand new life as an emoji, a UI icon for adding items, and a shorthand for “premium” or “extra,” as seen in brand names like Disney Plus or YouTube Plus ๐ฑ
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Plus Sign Symbol Text
If you need the plus sign as plain text rather than an image, here are the common text based options.
| Symbol | Description |
|---|---|
| + | Standard plus sign |
| โ | Heavy plus sign emoji |
| ยฑ | Plus or minus sign |
| โ | Circled plus sign |
| โ | Heavy open centre cross |
| โ | Heavy Greek cross |
These text versions work in almost every app, browser, or document since they are part of standard Unicode and do not require any special font.
Plus Sign Symbol Aesthetic
Aesthetic versions of the plus sign are popular in bios, digital planners, and minimalist design projects. Some commonly used aesthetic styles include:
- โน Sparkle style cross for soft aesthetics โจ
- โบ Small superscript plus for subtle accents ๐ธ
- โ Bold cross style for a clean modern look ๐ค
- โ Circled plus for a techy or futuristic feel ๐ป
- โ Thick cross often used in medical themed aesthetic pages ๐ฉบ
Many aesthetic Instagram and Pinterest bios pair the plus sign with stars, dots, or soft brackets to create a calm, decorative visual break between words.
Plus Sign Symbol Copy And Paste

Below is a quick copy and paste table covering the most searched plus sign variations, so you never need to search for the symbol again.
| Symbol | Name | Unicode |
|---|---|---|
| + | Plus Sign | U+002B |
| โ | Heavy Plus Sign | U+2795 |
| ยฑ | Plus Minus Sign | U+00B1 |
| โ | Circled Plus | U+2295 |
| โ | Squared Plus | U+229E |
| โ | Heavy Greek Cross | U+271A |
| โ | Open Centre Cross | U+271B |
| โ | Heavy Open Centre Cross | U+271C |
| โบ | Superscript Plus | U+207A |
| โ | Subscript Plus | U+208A |
| โจ | N Ary Circled Plus | U+2A01 |
| โ๏ธ | Medical Symbol | U+2695 |
Plus Sign Symbol Emoji

The most recognized emoji version of the plus sign is โ, officially called Heavy Plus Sign. It was approved under Unicode 7.0 in 2014 and added to major emoji keyboards shortly after. People commonly use it to:
- Suggest adding something extra to a list or plan ๐
- Represent a positive outcome or agreement ๐
- Combine two ideas, like “coffee โ books” for a cozy mood โ
- Indicate a bonus feature in an app description ๐
Plus Sign Symbol PNG
When a project needs a plus sign as an image file rather than text, a PNG version is usually the easiest option.
- Choose a transparent background PNG so it fits cleanly into any design ๐ผ๏ธ
- Look for at least 512×512 pixel resolution for sharp results on larger screens ๐
- SVG versions are better for websites since they scale without losing quality ๐ป
- Free icon platforms usually offer both flat and 3D style plus sign PNG icons ๐จ
- Always check the license terms before using an icon in commercial work ๐
Small Plus Sign Symbol
Sometimes a design or document calls for a smaller, more subtle plus sign rather than a bold heavy one. Good small plus sign options include:
- โบ Superscript plus, ideal for footnotes or small labels ๐
- โ Subscript plus, often used in chemistry and physics notation ๐งช
- Standard keyboard plus sign, smaller and cleaner than emoji versions โจ๏ธ
These smaller versions are especially useful in scientific writing, spreadsheets, and compact UI designs where a large emoji would look out of place.
Plus Sign Symbol In Traffic
On the road, a plus sign is not a standard traffic control symbol like a stop sign or arrow, but it does appear in a specific and important context.
- A white plus sign on a blue background usually marks a hospital or medical facility sign near roads ๐ฅ
- A red cross or plus sign on road signage indicates first aid stations along highways โ๏ธ
- Some emergency lane markings use a plus style symbol to point drivers toward nearby medical help ๐
Plus Sign Symbol In Word
Adding a plus sign symbol in Microsoft Word is simple once you know the shortcut.
- Place your cursor where you want the symbol
- Go to the Insert tab and click Symbol, then More Symbols
- Search for “plus sign” in the symbol library and select it
- Alternatively, type 002B then press Alt and X immediately after for the standard plus sign
- For the heavy plus emoji, use the Windows key with a period, or Control Command Space on Mac, to open the emoji picker
Plus Sign Symbol On Car
A plus sign or cross symbol on a car dashboard or exterior usually relates to one of the following:
- A dashboard warning light shaped like a plus inside a circle often indicates a battery or charging system alert ๐
- Some electric vehicles use a plus and minus symbol to clearly mark charging port polarity โก
- Emergency and ambulance vehicles display a prominent cross or plus symbol to indicate medical service โ๏ธ
Plus Sign Symbol On Flag

Several national and regional flags feature a cross that closely resembles a plus sign.
| Flag | Description |
|---|---|
| Switzerland | A bold white cross centered on a red square background ๐จ๐ญ |
| Red Cross emblem | A red cross on a white background representing humanitarian aid โ |
| Nordic flags | Denmark, Norway, Sweden, Finland, and Iceland all use an offset cross design ๐ณ๐ด |
| Georgia | Features a large central cross along with four smaller crosses ๐ฌ๐ช |
These crosses are historically linked to Christian symbolism and national identity rather than mathematics, but visually they closely resemble the plus sign most people recognize today.
Plus Sign Symbol On Keyboard
Typing a plus sign is straightforward on almost any device.
- On a standard keyboard, hold Shift and press the equals key to get the plus sign โจ๏ธ
- On a numeric keypad, the plus sign has its own dedicated key ๐ข
- On mobile keyboards, switch to the numbers and symbols page to find the plus sign ๐ฑ
- For the heavy plus emoji, use your device’s built in emoji keyboard shortcut ๐
Medical Plus Sign Symbol
The plus sign is one of the most recognized symbols in healthcare and emergency services worldwide.
- A green cross commonly marks pharmacies in many countries ๐
- A red cross or plus sign identifies hospitals, ambulances, and first aid kits ๐ฉน
- The Star of Life, a blue symbol with a cross like center, is used specifically for emergency medical services ๐
- Simple plus icons are widely used in health apps to represent adding a new entry, like logging a symptom or medication ๐ฒ
Circle With Plus Sign Symbol
The circled plus sign (โ) appears in different fields with slightly different meanings.
- In mathematics, it represents a specific type of addition operation, often used in set theory or vector calculations โ
- In astronomy, a circle with a plus sign is the symbol for planet Earth ๐
- In app interfaces, it commonly represents an “add new item” button ๐ฒ
- In electronics diagrams, it can indicate a positive terminal connection point ๐
How To Remove Circle With Plus Sign Symbol On Android?
The circle with a plus sign in your Android status bar is almost always the Data Saver icon. To remove it, open Settings, go to Network and Internet or Connections, select Data Usage, then turn off Data Saver.
Circle With Plus Sign Symbol Underneath
When the circled plus sign appears underneath another icon, such as an app or a battery symbol, it usually indicates an active background restriction or a linked permission notification tied to that specific feature, and checking your notification settings will identify the exact source.
Cross Stitch Plus Sign Symbol Meaning
In cross stitch patterns, a plus sign or “X” style stitch is one of the most basic and widely used stitches in the entire craft.
- Each plus shaped stitch represents one filled square on the fabric grid ๐งต
- Different colored threads are assigned to different plus symbols on the pattern chart ๐จ
- Beginners are usually taught the plus stitch first because it forms the foundation of nearly every design ๐ชก
- Pattern legends typically use small plus style icons next to a color key to guide stitch placement ๐
Fancy Plus Sign Symbol

For anyone wanting a more decorative version of the plus sign for bios, art, or typography projects, here are some fancy alternatives:
- โ Open centre cross for a bold decorative look ๐ค
- โ Heavy open centre cross for extra visual weight ๐ซ
- โน Sparkle cross often paired with stars for aesthetic pages โจ
- โจ Circled plus with a mathematical, futuristic feel ๐ฎ
- โ Standard heavy plus emoji, simple yet universally recognized โ
FAQs
What does the plus sign mean in texting?
In texting, the plus sign usually means “and” or “also,” often used to quickly combine two ideas or items in a casual way.
Who invented the plus sign?
Johannes Widmann is widely credited with the first printed use of the plus sign in his 1489 arithmetic book.
What is the shortcut for typing a plus sign?
On most keyboards, you type a plus sign by holding Shift and pressing the equals key.
Why does my phone show a circle with a plus sign?
This icon almost always represents the Data Saver feature being turned on in your phone settings.
What is the difference between plus and heavy plus emoji?
The standard plus sign (+) is a basic keyboard character, while the heavy plus emoji (โ) is a bold, colored Unicode emoji designed for messaging apps.
Does the plus sign appear on any national flags?
Yes, flags like Switzerland and the Nordic countries feature bold cross designs that closely resemble a plus sign.
What does a plus sign mean in medicine?
In medicine, the plus sign or cross symbol represents healing, first aid, hospitals, and emergency medical services.
Conclusion
What looks like a simple cross shaped mark actually carries centuries of mathematical history, deep medical symbolism, and countless everyday digital uses. From Johannes Widmann’s fifteenth century arithmetic book to the Data Saver icon on your Android phone, the plus sign has quietly become one of the most versatile symbols in the world.
Whether you needed a quick copy and paste symbol, the meaning behind a dashboard warning, or an explanation for that mysterious circle on your phone screen, this guide has hopefully answered every question you had about the plus sign symbol in one convenient place.