English Reference

Word

CORS

Definition

n. Stands for Cross-Origin Resource Sharing. It is a system that lets a website safely use files or data from a different website.

n. Abbreviation for Cross-Origin Resource Sharing. A protocol that allows servers to describe which origins are permitted to read information from a web browser via specific HTTP headers.

Examples

“The developer fixed the CORS error on the website.”

“When the frontend tried to fetch data from a different API domain, the browser blocked the request because the server had not configured CORS headers.”

“Implementing a robust CORS policy is essential for modern web applications that rely on third-party microservices, as it ensures that only trusted domains can interact with sensitive backend endpoints.”

Examples

simple

“The developer fixed the CORS error on the website.”

contextual

“When the frontend tried to fetch data from a different API domain, the browser blocked the request because the server had not configured CORS headers.”

complex

“Implementing a robust CORS policy is essential for modern web applications that rely on third-party microservices, as it ensures that only trusted domains can interact with sensitive backend endpoints.”

Usage

Usually functions as an uncountable noun or as an attributive noun in phrases like 'CORS policy' or 'CORS error'.

Etymology

An initialism for Cross-Origin Resource Sharing. The term is a compound of the prefix cross-, the noun origin, and the phrase resource sharing, following the naming conventions of established web security protocols.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Domain

Web Development

This entry

Level
C2 · Proficiency
Updated
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English Reference