plutonium

word

/pɫuˈtoʊniəm/
/pluːtˈəʊniəm/

Definition

Plutonium is a radioactive chemical element used mainly as a fuel in nuclear reactors and for making nuclear weapons.

Usage & Nuances

A highly technical and scientific term, usually found in discussions about nuclear energy or weapons. Not used in everyday conversation. Be careful not to confuse with 'platinum,' which is a precious metal.

Example Sentences

Plutonium is a dangerous radioactive element.

basic

Scientists use plutonium in nuclear reactors.

basic

It is hard to store plutonium safely.

basic

The plutonium used in bombs is different from what powers most reactors.

natural

Even a small piece of plutonium needs strict security.

natural

There's an ongoing debate about the risks of plutonium in the environment.

natural