# zero-order hold

Definition from Wiktionary, the free dictionary

## English[edit]

### Noun[edit]

**zero-order hold** (*plural* **zero-order holds**)

- (mathematics) A mathematical model of the practical signal reconstruction done by a conventional digital-to-analog converter, describing the effect of converting a discrete-time signal to a continuous-time signal by holding each sample value for one sample interval.

#### Derived terms[edit]

- ZOH (abbreviation)