electron
i lek′tron [e·lec·tron]
_(type) n. 1.
unit charge of negative electricity. All atoms are composed of electrons and protons.
(طبيعيّات) كُهَيْرِب - إلكْترون: جُسَيْمٌ أوّليٌّ يَحمِلُ شحنةً كهربائيّةً سالِبةً
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