This is the 9774th most frequent Russian word.
энергоатома
"Энергоатома" refers to "nuclear energy" or "atomic energy."
Here, 'энергоатом' is used as a proper noun referring to a specific company name.
Компания "Энергоатом" инвестирует в развитие экологически чистых технологий.
The company 'Energoatom' invests in the development of environmentally friendly technologies.
In this case, 'энергоатома' refers to the concept or field of nuclear energy or atomic energy.
Вопросы по безопасной эксплуатации энергоатома обсуждали на конференции.
Issues regarding the safe operation of nuclear energy were discussed at the conference.
Here, 'энергоатом' is used as a noun denoting the development and support sector of the nuclear energy field.