electron cloud

[i-lek-trahn klaud]

noun

1. a mathematically defined region surrounding the nucleus of an atom where electrons are likely to be found.

Example Sentences

Deep inside the atom, hidden far beneath the electron cloud, is the nucleus, generally composed of positively charged protons and electrically neutral neutrons.

From Literature

The answer is the electron cloud.

From Literature

Since each atom is electrically neutral, the number of protons in the nucleus must exactly equal the number of electrons in the electron cloud.

From Literature

This week, dying stars put on a light show, a volcano reawakens, and a galactic collision re-energizes an electron cloud.

From National Geographic

A faded electron cloud has come back to life due to the collision of two galaxy clusters 1.6 billion light-years from Earth.

From National Geographic