qubit
noun
- a unit of computing information that is represented by a state of an atom or elementary particle (such as the spin) and can store multiple values at once due to the principles of quantum mechanics
Wiktionary
Pronunciation: /ˈkjuːbɪt/ / /ˈkjubɪt/
noun
Etymology: Blend of quantum + bit, a play on cubit (“historical unit of length”). Coined by American physicist Benjamin Schumacher in 1995.
- A quantum bit; the basic unit of quantum information described by a superposition of two states; a quantum bit in a quantum computer capable of being in a state of superposition; A binary qudit.
“Quantum computing, on the other hand, is based on quantum bits, or qubits.”
“Each extra qubit in a quantum machine doubles the number of simultaneous operations it can perform.”