Alphanumeric: meaning, definitions and examples
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alphanumeric
[ˌælfəˈnʊmərɪk ]
Definition
data representation
Alphanumeric refers to a character set that consists of both alphabetic characters (letters) and numeric characters (numbers). This type of character set is commonly used in computer systems, databases, and programming languages to represent data. Alphanumeric characters can include uppercase and lowercase letters along with digits from 0 to 9. It is essential for various applications such as passwords, license plates, and coding systems where a combination of letters and numbers is required.
Synonyms
letter-number, numeric-alphabetic.
Examples of usage
- Alphanumeric passwords are more secure.
- The license plate must be alphanumeric.
- Please enter an alphanumeric code.
Interesting Facts
Etymology
- The word comes from combining 'alpha' (the first letter of the Greek alphabet) and 'numeric' (relating to numbers).
- It was first used in the context of computing and mathematics around the 1950s.
Technology
- Alphanumeric characters are often used in passwords to enhance security by making them harder to guess.
- In computer programming, alphanumeric strings are crucial for creating variables that contain a combination of text and numerical values.
Mathematics
- Alphanumeric systems are used in coding systems like ISBN for books, where characters represent various identifiers.
- Certain mathematical sequences utilize alphanumeric components to represent variables, making them easier to understand.
Education
- Teachers often encourage the use of alphanumeric codes in subjects like algebra to represent unknown values in equations.
- Using alphanumeric characters can help students combine their literacy and numeracy skills in learning activities.
Pop Culture
- Alphanumeric codes often appear in TV shows, like in detective stories, where they're needed to crack secret messages.
- Games and puzzles commonly use alphanumeric combinations that challenge players to think critically and creatively.
Translations
Translations of the word "alphanumeric" in other languages:
🇵🇹 alfanumérico
🇮🇳 अल्फा-न्यूमेरिक
🇩🇪 alphanumerisch
🇮🇩 alfanumerik
🇺🇦 алфавітно-цифровий
🇵🇱 alfanumeryczny
🇯🇵 英数字の
🇫🇷 alphanumérique
🇪🇸 alfanumérico
🇹🇷 alfanümerik
🇰🇷 영숫자
🇸🇦 ألفا رقمي
🇨🇿 alfanumerický
🇸🇰 alfanumerický
🇨🇳 字母数字的
🇸🇮 alfanumeričen
🇮🇸 alfanúmerískur
🇰🇿 әлфавиттік-сандық
🇬🇪 ალფანუმერული
🇦🇿 alfanumerik
🇲🇽 alfanumérico