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Thallium Definition & Meaning

thallium
noun
  1. a soft grey malleable metallic element that resembles tin but discolors on exposure to air; it is highly toxic and is used in rodent and insect poisons; occurs in zinc blende and some iron ores

"Thallium" in song lyrics

See how thallium is used in real songs:

  • "allergy reaction to thallium"
    AOL — AOL

Usage tips for "thallium"

Understanding the precise definition of a word helps you use it with confidence. When using "thallium" in your writing, consider whether you need the word itself or one of its synonyms — subtle differences in meaning can change the tone of a sentence. If you're writing poetry or song lyrics, check the rhymes for thallium to find words that pair well.

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Frequently asked questions

What does thallium mean?
a soft grey malleable metallic element that resembles tin but discolors on exposure to air; it is highly toxic and is used in rodent and insect poisons; occurs in zinc blende and some iron ores
What part of speech is thallium?
Thallium is a noun.

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