# synthetic data

CEFR C1 · Noun

Source: https://englishreference.com/word/synthetic-data
Updated: 2026-09-18

## Definition

Fake data made by a computer that looks like real data, used to train or test AI safely.

For teachers: Artificially generated data that statistically resembles real-world data, used for training or testing models when real data is scarce or sensitive.

## Examples

- Synthetic data can help researchers train models when real data is limited.
- The team generated synthetic data to test the system safely.

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