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Alphanumeric Meaning in English

word

ˌæɫfənuˈmɛɹɪk
al-fuh-noo-MER-ik
ˌælfənjuːmˈɛɹɪk
al-fuh-nyoo-MER-ik

Definición

Containing both letters (alphabet characters) and numbers. Often used to describe passwords, codes, or data fields that allow both types of characters.

Uso & Matices

Used in technical, IT, and everyday contexts for passwords, user IDs, product codes. Requirements like 'at least one alphanumeric character' are common. Not used for things containing only letters or only numbers—must have both.

Oraciones de Ejemplo

Please enter an alphanumeric password.

basic

The code must be alphanumeric.

basic

Usernames can have only alphanumeric characters.

basic

Try mixing numbers and letters for a stronger alphanumeric code.

natural

That field only accepts alphanumeric input, so no special symbols.

natural

Most online forms prefer alphanumeric passwords for security reasons.

natural