gold-198
The radioactive isotope of gold, 19879Au, with a half-life of about 2.7 daysThe radioactive isotope of gold, 19879Au, with a half-life of about 2.7 days.
Meaning
1 senses(uncountable)The radioactive isotope of gold, 19879Au, with a half-life of about 2.7 days.
Synonyms
1 synonymsLessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable
See also
neighbours in the dictionaryDictionary text adapted from Wiktionary (Wiktionary contributors, CC BY-SA 4.0) and Open English WordNet / Princeton WordNet (CC BY 4.0, WordNet License); shared under CC BY-SA 4.0. Example sentences and recordings are credited where they appear.