Checking saved dictionary data and trusted language sources. This will stop automatically if a source does not respond.
Pronunciation varies by accent · noun
The systematic element name for the (as yet undiscovered) chemical element with atomic number 137 (symbol Uts)..
Use untriseptium when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Untriseptium means The systematic element name for the (as yet undiscovered) chemical element with atomic number 137 (symbol Uts)..
Common synonyms include feynmanium.
The opposite depends on the specific sense.
Use untriseptium where its definition matches the intended context.
FreeDictionaryAPI.com / Wiktionary · Original source · CC BY-SA 4.0
Dictionary data is provided by FreeDictionaryAPI.com and sourced from Wiktionary under its stated license.