# What is G-code?

The command language a CNC machine reads. Tells the cutter where to move, how fast, and when to stop.

## In real work

G-code review: line N42 feeds too fast for this alloy. Drop the spindle speed before first article.

## Related terms

- [NIMS Credential](https://prompthausapp.com/learn/nims-credential.md)
- [CNC Setup](https://prompthausapp.com/learn/cnc-setup.md)
- [Credentialing Achievement Record](https://prompthausapp.com/learn/credentialing-achievement-record.md)
- [Surface Finish Ra](https://prompthausapp.com/learn/surface-finish-ra.md)
- [Submarine Industrial Base](https://prompthausapp.com/learn/submarine-industrial-base.md)

## How is this different from Googling it?

Google gives a definition. Prompthaus pairs each term with how it shows up in standups, PRs, prompts, and design reviews—then quizzes you until the word sticks. One term a day on iPhone.

- Category: Manufacturing
- HTML: https://prompthausapp.com/learn/g-code
- App Store: https://apps.apple.com/us/app/prompthaus-ai-vocabulary/id6776314407