OXFORD 9000
📚 noun • entry_id 5110

thallium

/ˈθæliəm/
Meanings (ES + gloss)
talio
A metallic chemical element (symbol Tl) with atomic number 81: a gray post-transition metal that discolors when exposed to air.
Environmental authorities in Lüeyang County, Shaanxi province, discovered excessive levels of thallium in two of the Jialing River’s upstream tributaries on Jan. 20, according to a…
Word forms