Quark (noun)
definition:
fresh unripened cheese of a smooth texture made from pasteurized milk, a starter, and rennet
example:
"Quark is very popular in Germany."
Quark (noun)
definition:
in physics, a hypothetical truly fundamental particle in mesons and baryons
example:
"There are supposed to be six flavors of quarks and their antiquarks, which come in pairs."