Looking for the meaning or definition of the word quark? Here's what it means.
Noun
(physics) In the Standard Model, an elementary subatomic particle which forms matter. Quarks have never been found alone as of this writing, They combine to form hadrons, such as protons and neutrons.
A soft creamycheese, eaten throughout northern, central, and eastern Europe, very similar to cottage cheese except that it is usually not made with rennet.
Noun
(Falkland Islands, informal) The black-crowned night heron, Nycticorax nycticorax.