# edge node

CEFR C2 · Compound

Source: https://englishreference.com/word/edge-node
Updated: 2026-07-22

## Definition

a computer or device that sits at the boundary of a network. It connects a local network to the internet or processes data close to where it is being used.

For teachers: a network device or server located at the boundary between two networks, such as a local area network and the internet. It typically performs functions like data routing, filtering, or local processing to reduce latency.

## Examples

- The edge node processes the data before sending it to the cloud.
- By deploying an edge node at the factory site, the company reduced the time it took for sensors to trigger safety alarms.
- In a distributed content delivery network, the edge node caches popular media files geographically closer to end-users to minimize bandwidth consumption and improve load times.

## Usage notes

- Commonly used in the context of cloud computing, IoT (Internet of Things), and networking architecture.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.