Proton and Particle

Proton noun - A stable particle with positive charge equal to the negative charge of an electron.

Particle and proton are semantically related in thing topic. In some cases you can use "Particle" instead a noun "Proton", when it comes to topics like particle in an atom.

Particle noun - A very small amount.

Proton and particle are semantically related in particle in an atom topic. You can use "Proton" instead a noun "Particle".

Nearby Word: particular