Word Type

Noun

Proper Noun

The word "radon" can be used as noun and proper noun.

Word Relationships

Derived Terms

Radon measure Radon point Radon transform eka-radon nonradon radon difluoride radon fluoride radon seed radonate radonproof

Derived From

radium

Broader Terms (Hypernyms)

argonon inert gas noble gas

Narrower Terms (Hyponyms)

actinon thoron

Type Of (IsA)

cancer causing radioactive gas chemical element decay product of radium gas naturally occurring radioactive gas noble gas non metallic element radioactive substance

Related Terms

actinon radium radium emanation

Related Terms

actinon atomic number isotope noble gas radioactive radium radium emanation

Synonym Network

emanation exradio niton

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.