The word "electron" is a noun that means A stable subatomic particle with a negative electric charge, found in all atoms and acting as the primary carrier of electricity in solids.. In Bengali, it is expressed as "ইলেকট্রন, ইলেক্ট্রন, পরমাণুর ঋণাত্মক আধানযুক্ত কণা", which carries the same essential meaning. For example: "Electrons orbit the nucleus of an atom."..