hyperon
noun
hy·per·on ˈhī-pə-ˌrän 
: an elementary particle of the baryon group having greater mass than a nucleon
Example Sentences
Recent Examples on the Web For example, neutrons might be replaced by hyperons, three-quark particles that include at least one strange quark. 
Quanta Magazine, 30 Oct. 2017
Quanta Magazine, 30 Oct. 2017 Word History
Etymology
probably from hyper- + -on entry 2
First Known Use
1953, in the meaning defined above
- mineral red
- mineral resin
- mineral rod
- mineral rubber
- mineral salt
- contrafact
- contrafacta
- contrafacts
- contrafactum
- contrafagotti
- contrafagotto
- contrafagottos
- contraflexure
- contraflow
- contraflows
- contrahent
- contrahents
- contrahierba
- contrail
- contrails
- contraindicants
- contraindicate
- contraindicated
- contraindicates
- contraindicating