mesotron: meaning, definition, pronunciation and examples
C2+ / Extremely RareTechnical / Historical (Obsolete Scientific)
Quick answer
What does “mesotron” mean?
An antiquated name for the subatomic particle now universally known as the 'meson', specifically the pion.
Audio
Pronunciation
Definition
Meaning and Definition
An antiquated name for the subatomic particle now universally known as the 'meson', specifically the pion.
Historically used in early particle physics to denote the predicted intermediate-mass particle that mediates the strong nuclear force between nucleons (protons and neutrons).
Dialectal Variation
British vs American Usage
Differences
No significant regional difference; the term is equally obsolete in both scientific communities.
Connotations
Historical, foundational, part of early 20th-century physics terminology.
Frequency
Effectively zero in modern usage. It may appear in historical texts or in discussions of the history of science.
Grammar
How to Use “mesotron” in a Sentence
the mesotron (as a noun)a/the (mu/pi) mesotronmesotron (as a historical term)Vocabulary
Collocations
Examples
Examples of “mesotron” in a Sentence
adjective
British English
- The mesotron hypothesis was groundbreaking.
American English
- The mesotron theory predicted a new particle.
Usage
Meaning in Context
Business
Not used.
Academic
Used exclusively in historical accounts of particle physics or the history of science.
Everyday
Not used; would be unrecognizable to most speakers.
Technical
Obsolete. Modern technical writing uses 'meson' or the specific particle name (e.g., pion).
Watch out
Common Mistakes When Using “mesotron”
- Using 'mesotron' in modern scientific writing.
- Confusing it with 'cyclotron' or 'synchrotron' (types of particle accelerators).
FAQ
Frequently Asked Questions
No, it is an obsolete historical term. The correct modern terms are 'meson' or, more specifically, 'pion' (π-meson).
The '-tron' suffix was misleading as it suggested a machine or instrument (like cyclotron). 'Meson' (from Greek 'mesos' meaning 'middle') more accurately describes its intermediate mass.
Only if you are deliberately quoting or discussing the historical context of early particle physics. For modern particle physics, you must use 'meson' or the specific particle name.
Originally, the discovered particle (now called the muon) was mistaken for Yukawa's predicted mesotron. It was called the 'mu mesotron' briefly, before it was realized the muon did not interact strongly and was not the predicted particle. The true 'mesotron' (Yukawa's particle) is the pion.
An antiquated name for the subatomic particle now universally known as the 'meson', specifically the pion.
Mesotron is usually technical / historical (obsolete scientific) in register.
Mesotron: in British English it is pronounced /ˈmɛzətrɒn/, and in American English it is pronounced /ˈmɛzətrɑːn/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “None associated with this term.”
Learning
Memory Aids
Mnemonic
MESO-tron = MESOn + elecTRON (remember it was a medium-mass particle, and early physics often used the '-tron' suffix).
Conceptual Metaphor
None in common usage; historically conceptualised as the 'glue' or 'exchange particle' holding the nucleus together.
Practice
Quiz
What is the modern, correct term for the particle historically called a 'mesotron'?