B1NounMasculine
il protone
proton
/proh-TOH-neh/
Plural: protoni
Test Yourself
What does ‘protone’ mean in English?
Examples in Context
Il protone ha una carica elettrica positiva.
The proton has a positive electric charge.
Il numero di protoni nel nucleo determina l'elemento chimico.
The number of protons in the nucleus determines the chemical element.
About This Word
From Greek 'protos' (first). Together with neutrons, protons form the atomic nucleus.
Related Words
neutroneelettroneatomonucleo