antiquark

noun

an·​ti·​quark ˈan-tē-ˌkwärk  ˈan-ˌtī- 

: the antiparticle of the quark

Examples of antiquark in a Sentence

Recent Examples on the Web

What happens when the invisible string connecting two fundamental particles—a quark and its antimatter counterpart, an antiquark—is stretched so far that new particles can begin to form? — Rupendra Brahambhatt, Interesting Engineering, 27 Sep. 2026

Quarks come in colors, too — the three possibilities are dubbed red, green, and blue — and antiquarks have anticolors, called anti-red, anti-green, and anti-blue. — Quanta Magazine, 15 June 2026

Differences between matter and antimatter have previously been observed in the behaviour of another type of particle, mesons, which are made of a quark and an antiquark. — William Barter, Space.com, 1 Aug. 2025

Specifically, a photon with sufficient energy can be converted into what's called a J/ψ meson, composed of a charm quark and charm antiquark through a process that's sensitive to the configuration of gluons in any nearby protons. — John Timmer, Ars Technica, 3 Apr. 2023

Word History

First Known Use

1964, in the meaning defined above

Rhymes for antiquark

• disembark
• matriarch
• meadowlark
• patriarch
• watermark
• arc
• ark
• bark
• barque
• dark
• hark
• lark