xenon

Definition

Xenon is a gas that is colourless, odourless, and tasteless. It is the second heaviest of the noble gases, and it is the rarest of the naturally occurring noble gases.

Xenon is used in a variety of applications, including:

Lighting
Medical imaging
Lasers
Fireworks

How can the word be used?

Xenon is a noble gas that is found in the atmosphere.

Different forms of the word

Noun:

xenon (a colourless, odourless, inert gaseous element).

Etymology

The word "xenon" comes from the Greek word "xenos" (stranger). The first recorded use of the word "xenon" in English was in 1898.

Question

What is xenon used for?