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Definitions from WordNet

Definitions from the Web

Alphanumerics

Description

Alphanumerics is a term used to describe any combination of alphabetic characters (A-Z, a-z) and numeric characters (0-9). It refers to a set of characters that includes both letters and numbers.

Senses

Sense 1

As a noun, alphanumerics refers to the set of characters that are used to represent data, such as passwords, usernames, serial numbers, and codes. These characters can be a combination of letters and numbers.

Example sentence: The password must be at least eight characters long and contain both alphanumerics and special characters.

Sense 2

As an adjective, alphanumerics describes something that consists of or uses both letters and numbers.

Example sentence: The license plate number is an alphanumeric code that uniquely identifies each vehicle.

Usages

Usage 1: Popular

In popular usage, alphanumerics commonly refer to a type of captcha used on websites to distinguish between human users and bots. The user is asked to identify and enter a sequence of randomly generated alphanumerics displayed on the screen.

Example sentence: Please enter the alphanumerics displayed below to verify that you are not a robot.

Related products: Alphanumeric Keyboards, Alphanumeric Stickers

Usage 2: Local

In local contexts, such as computer programming, alphanumerics are commonly used to represent variables, identifiers, and symbols within programming languages. These characters are used to create meaningful and unique names for different elements in the code.

Example sentence: The programmer used a combination of alphanumerics to name the function, ensuring its readability and clarity in the code.

Related products: Alphanumeric Coding Books, Alphanumeric Programming Guides