THALLIUM
Scrabble letter values: T1H4A1L1L1I1U1M3 = 13
Definition
- noun a soft grey malleable metallic element that resembles tin but discolors on exposure to air. — synonyms: Tl, atomic_number_81
Examples
- “it is highly toxic and is used in rodent and insect poisons”
- “occurs in zinc blende and some iron ores”