ScienceAugust 9, 2026

qudit

KOO-dit

Definition

A unit of quantum information that can exist in more than two states simultaneously, unlike a standard two-state qubit.

Etymology

The word is a portmanteau of 'quantum' and 'digit,' following the naming convention established by the term 'qubit' (quantum bit).

In the news

The article uses the term to describe the technical capabilities of Quantum Computing Inc.'s systems, which process information using these multi-state units.

Quantum Computing Stocks To Follow Today - August 9th

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MarketBeat

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