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astatine
noun
as·ta·tine
ˈa-stə-ˌtēn
: a radioactive halogen element discovered by bombarding bismuth with alpha particles and also formed by radioactive decay see Chemical Elements Table
Word History
Dictionary Entries Near astatine
Cite this Entry
“Astatine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/astatine. Accessed 6 Dec. 2024.
Kids Definition
astatine
noun
as·ta·tine
ˈas-tə-ˌtēn
: a radioactive element discovered by bombarding bismuth with helium nuclei see element
Medical Definition
astatine
noun
as·ta·tine
ˈas-tə-ˌtēn
: a radioactive halogen element discovered by bombarding bismuth with helium nuclei and also formed by radioactive decay
—symbol At
called also ekaiodine
see Chemical Elements TableMore from Merriam-Webster on astatine
Britannica.com: Encyclopedia article about astatine
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