The correct English spelling and usage of the term "QR code" follows specific conventions in technical and business contexts. This article explains the proper way to write and reference QR codes in English-language documents.
Содержание
The correct English spelling and usage of the term "QR code" follows specific conventions in technical and business contexts. This article explains the proper way to write and reference QR codes in English-language documents.
1. Correct Spelling and Capitalization
- Full form: Quick Response code (initial capital letters)
- Abbreviated form: QR code (capital QR, lowercase "code")
- Plural form: QR codes (not QR's or QR code's)
- Common misspellings to avoid: qr code, QRCode, Q.R. code
2. Proper Usage in Sentences
| Context | Example |
| Technical documentation | The system generates QR codes for authentication |
| Marketing materials | Scan the QR code to access exclusive content |
| Academic writing | QR code technology was developed in 1994 |
3. Related Terminology
3.1. Technical Terms
- QR code scanner
- QR code generator
- Dynamic QR code
- Static QR code
- QR code reader
3.2. Verb Forms
- To generate a QR code
- To scan a QR code
- To embed a QR code
- To decode a QR code
4. Style Guide Recommendations
| Style Guide | Recommendation |
| AP Style | QR code (on first reference), may use QR after |
| Chicago Manual | QR code, with definition on first use |
| IEEE | QR Code (initial capitals in technical papers) |
5. Common Errors to Avoid
- Using "QR" as standalone noun (should be "QR code")
- Incorrect pluralization (QR codes, not QR's)
- Mixing capitalization styles in same document
- Omitting space between QR and code
6. Historical Note
The term "QR code" was originally trademarked by Denso Wave (QR code is a registered trademark of Denso Wave Incorporated), but has become a generic term through common usage. In formal writing, some style guides recommend acknowledging the trademark on first use.
