proton
BrE /ˈprəʊtɒn/ AmE /ˈproʊtɑːn/
noun en → es
a subatomic particle with a positive electric charge that is present in all atoms and is one of the main constituents of atomic nuclei.
próton
Collocations proton number
-
The proton number of an atom is the same as its atomic number.
El número de protones en un átomo es igual a su número atómico.