# Deep neural network > A neural network containing more than one hidden layer. Contrast with wide model.[^1] A [neural network](https://wiki.g15e.com/pages/Artificial%20neural%20network.txt) containing more than one [hidden layer](https://wiki.g15e.com/pages/Hidden%20layer.txt). Contrast with [wide model](https://wiki.g15e.com/pages/Wide%20model.txt).[^1] ## Footnotes [^1]: https://developers.google.com/machine-learning/glossary#deep-model