up-quark
up quark
noun Physics.
the quark having electric charge 2/3 times the elementary charge and strangeness and charm equal to 0.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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Based on the Random House Dictionary, © Random House, Inc. 2013.
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American Heritage
Science Dictionary
up quark  (ŭp) Pronunciation Key
A quark with a charge of +2/3. Its mass is approximately 10 times the electron mass and is the least mass of all quarks. See Table at subatomic particle. |
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
00:10
Up-quark
is always a great word to know.
So is zedonk. Does it mean:
| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
| the offspring of a zebra and a donkey. |
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