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Related to meson: pi meson, B meson


 (mĕz′ŏn′, mĕs′-, mē′zŏn′, -sŏn′, mā′-)
Any of a class of subatomic particles that are both hadrons and bosons, are composed of a quark and an antiquark, participate in strong interactions, and have masses generally intermediate between those of leptons and baryons.

[meso- + -on.]

me·son′ic (mĕ-zŏn′ĭk, -sŏn′, mē-, mā-) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Atomic Physics) any of a group of elementary particles, such as a pion or kaon, that usually has a rest mass between those of an electron and a proton, and an integral spin. They are responsible for the force between nucleons in the atomic nucleus. Former name: mesotron See also muon
[C20: from meso- + -on]
meˈsonic, ˈmesic adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈmɛz ɒn, ˈmɛs-, ˈmeɪ zɒn, -sɒn)

any strongly interacting boson, as the pion or kaon.
me•son′ic, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.meson - an elementary particle responsible for the forces in the atomic nucleus; a hadron with a baryon number of 0
b-meson - exceedingly short-lived meson
boson - any particle that obeys Bose-Einstein statistics but not the Pauli exclusion principle; all nuclei with an even mass number are bosons
hadron - any elementary particle that interacts strongly with other particles
J particle, psi particle - a neutral meson with a large mass
K particle, kaon, kappa-meson, k-meson - an unstable meson produced as the result of a high-energy particle collision
pi-meson, pion - a meson involved in holding the nucleus together; produced as the result of high-energy particle collision
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


[ˈmiːzɒn] Nmesón m
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005


n (Phys) → Meson nt
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
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The owners of El Meson Mexican Restaurant, which has stood across from Schaumburg's Town Square for nearly 30 years, plan to permanently close their doors at the end of business on New Year's Eve Monday.
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Founder and Chief Executive Officer, Ashley Meson, said: "We have ambitious plans for expansion which do partly depend on the availability of high speed broadband access.
I'm talking about Asda Extra Special El Meson Gran Reserva 2005 which scooped IWC Gold along with a string of IWC trophies including Best Red Rioja and Best Value Red (in the world!).
Sainsbury's collected the prize for best mid-range value sparkler with its Sainsbury's Blanc de Blancs Brut NV, (PS20) and Tesco won the under-PS25 category with its Extra |El Meson Gran finest* Vintage Grand Cru Champagne 2007 (PS24.99).