proton Definition in the Cambridge English Dictionary Cambridge dictionaries logo

Definition of “proton” - English Dictionary

"proton" in American English

See all translations

protonnoun [C]

 us   /ˈproʊ·tɑn/
physics, chemistry the ​part of an ​atom that has a ​positiveelectricalcharge and is ​part of the atom's ​nucleus (= ​centralpart)
(Definition of proton from the Cambridge Academic Content Dictionary © Cambridge University Press)







"proton" in British English

See all translations

protonnoun [C]

uk   /ˈprəʊ.tɒn/  us   /ˈproʊ.t̬ɑːn/
a ​type of ​elementaryparticle (= a very ​smallpiece of ​matter) with a ​positiveelectricalcharge that is ​found in the nucleus of all ​atoms
(Definition of proton from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
Translations of “proton”
in Spanish protón…
in Vietnamese hạt prôtông…
in Malaysian proton…
in Thai โปรตอน…
in French proton…
in German das Proton…
in Chinese (Simplified) 质子…
in Turkish proton…
in Russian протон…
in Indonesian proton…
in Chinese (Traditional) 質子…
in Polish proton…
What is the pronunciation of proton?
Add Cambridge dictionaries to your browser to your website
Word of the Day

hipster

someone who is very influenced by the most recent ideas and fashions

Word of the Day

Chest pains and palpitations: talking about illness (2)
Chest pains and palpitations: talking about illness (2)
by Liz Walter,
February 03, 2016
My previous post (My leg hurts: Talking about illness (1)) presented some general vocabulary to use at the doctor’s. This one looks at some more specific areas of illness and explains some useful words and phrases that you may need to use or understand on a visit to the doctor’s. There are several

Read More 

awesomesauce noun
awesomesauce noun
February 01, 2016
slang the state of being extremely good or enjoyable or something or someone that is extremely good or enjoyable Recovering from the awesomesauce of another fab #Vidcon!!

Read More