Gas whose name comes from the Greek word for “foreigner” Crossword Clue

 The answer to the crossword clue "Gas whose name comes from the Greek word for “foreigner”" is XENON. It is a 5-letter word.

The word "xenon" comes from the Greek word "xenos", which means "stranger" or "foreigner". Xenon is a noble gas that is found in very small amounts in the atmosphere. It is also found in small amounts in some minerals.

Xenon is a colorless, odorless, and tasteless gas. It is very inert and does not react with other elements. Xenon is used in a variety of applications, including:

Lighting: Xenon gas is used in some types of headlights because it produces a very bright light.

Medical imaging: Xenon gas is used in some types of medical imaging, such as CT scans, because it allows doctors to see inside the body.

Lasers: Xenon gas is used in some types of lasers because it produces a very powerful beam of light.

Spacecraft: Xenon gas is used as a propellant in some types of spacecraft because it is very efficient.

I hope this helps! Let me know if you have any other questions.