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mesotron

American  
[mez-uh-tron, mes-, mee-zuh-, -suh-] / ˈmɛz əˌtrɒn, ˈmɛs-, ˈmi zə-, -sə- /

noun

Physics.
  1. (no longer in technical use) meson.


mesotron British  
/ ˈmɛsəˌtrɒn /

noun

  1. a former name for meson

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • mesotronic adjective

Etymology

Origin of mesotron

First recorded in 1935–40; meso- + (elec)tron

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.

Dr. Bethe finds that the transmitter of this force is none other than the mesotron, which seems not to be a permanent part of the nucleus but to appear and disappear as needed.

From Time Magazine Archive

A name meaning "intermediate particle" was clearly in order, and so practically all U. S. physicists now call it the "mesotron" or "meson."

From Time Magazine Archive

In other words, when a nuclear proton wants to transfer a package of energy to another proton or to a neutron, it calls into existence a mesotron, which does the job and then vanishes.

From Time Magazine Archive