Word.ws English Dictionary

quantum supremacy

quantum supremacy noun: the potential ability of quantum computers to solve problems that are intractable for classical computers.

Noun

quantum supremacy (uncountable)

  1. The potential ability of quantum computers to solve problems that are intractable for classical computers.
    • Google said on Wednesday that it had achieved a long-sought breakthrough called “quantum supremacy,” which could allow new kinds of computers to do calculations at speeds that are inconceivable with today’s technology.2019 October 23, Cade Metz, “Google Claims a Quantum Breakthrough That Could Change Computing”, in New York Times

Origin of quantum supremacy

Coined by American theoretical physicist John Preskill in 2012.

Questions about quantum supremacy

What does quantum supremacy mean?
Quantum supremacy means the potential ability of quantum computers to solve problems that are intractable for classical computers.
What part of speech is quantum supremacy?
Quantum supremacy is a noun.

Words near quantum supremacy in the dictionary

  1. quantum state
  2. quantum state tomography
  3. quantum states
  4. quantum sufficit
  5. quantum suicide
  6. quantum supremacy
  7. quantum teleportation
  8. quantum teleportations
  9. quantum theories
  10. quantum theory
  11. quantum tomographies

Source and license

Adapted from Wiktionary: quantum supremacy (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “quantum supremacy.” Word.ws, https://word.ws/quantum_supremacy. Based on Wiktionary, CC BY-SA 4.0.