Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

quark

noun [C] (PHYSICS)
 
 
/kwɑːk/ US  /kwɑːrk/ specialized

Definition

in physics, one of the most basic forms of matter that make up the heavier elementary particles: Atoms are made up of smaller particles - protons, neutrons and electrons - some of which are made up of even smaller ones, called quarks.Atoms, molecules and sub-atomic particles
(Definition of quark noun (PHYSICS) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

“quark” in other dictionaries

More Results for “quark”

Word of the Day

a cloud on the horizon

something which threatens to cause problems or unhappiness in the future

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More