Transcription
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- US Pronunciation
- US IPA
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- [pahy-on]
- /ˈpaɪ ɒn/
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- US Pronunciation
- US IPA
-
- [pahy-on]
- /ˈpaɪ ɒn/
Definitions of pion word
- noun pion the first meson to be discovered: it has spin 0 and may be positively or negatively charged or neutral; charged pions decay into a muon and a neutrino or antineutrino. Symbol: π. 1
- noun pion a meson having a positive or negative charge and a rest mass 273.13 times that of the electron, or no charge and a rest mass 264.14 times that of the electron 0
- noun pion any of three short-lived mesons that may be positive, negative, or neutral: pions have a mass c. 270 times that of an electron and play an important role in the binding forces within the nucleus of an atom 0
Information block about the term
Origin of pion
First appearance:
before 1950 One of the 5% newest English words
First recorded in 1950-55; pi (meson) + -on1
Historical Comparancy
Parts of speech for Pion
noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation
pion popularity
A common word. It’s meaning is known to most children of preschool age. About 83% of English native speakers know the meaning and use the word.
This word is included in each student's vocabulary. Most likely there is at least one movie with this word in the title.
pion usage trend in Literature
This diagram is provided by Google Ngram ViewerTop questions with pion
- what is a pion?
- what does pion mean?