ScienceAugust 18, 2026

demultiplexer

dee-MULL-tih-plek-sur

Definition

A device or logic circuit that takes a single input signal and routes it to one of several different output destinations based on control signals.

Etymology

The word is a technical compound formed from the prefix 'de-' (meaning reverse or removal) and 'multiplexer', which comes from 'multiple' and the Latin suffix '-plex' (meaning woven or folded).

In the news

In this article, the researchers built a bacterial demultiplexer to direct chemical signals toward different destinations, allowing them to distribute functions across multiple cells rather than overloading a single cell.

Living bacterial transistors perform logic operations inside plants

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Interesting Engineering

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