quarks
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No quarks have been seen in the laboratory because, according to current theory, they cannot exist as free particles.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The newly discovered "Xi-cc-plus" contains two "charm" quarks and one "down" quark.
From Barron's • Mar. 17, 2026
In 2017, the LHCb experiment announced that it had discovered a similar particle, made of two "charmed" quarks and one "up" quark.
From Barron's • Mar. 17, 2026
Protons are hadrons, meaning they are made of partons, which include quarks and the gluons that hold them together.
From Science Daily • Jan. 5, 2026
By doing so, researchers aim to recreate the universe's earliest moments and learn how a hot mixture of quarks and gluons eventually formed stable atomic nuclei and, ultimately, all matter.
From Science Daily • Dec. 27, 2025
A flock of ravens rose from inside the walls when,they climbed through the broken gate, and the caged ravens in their wagons called out to them with quarks and raucous shrieks.
From "A Clash of Kings" by George R.R. Martin
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
