poisonous
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Another possible explanation involves aposematism, a defensive strategy in which animals display conspicuous colors to advertise that they are poisonous or otherwise dangerous.
From Science Daily ● Oct. 28, 2026
A preliminary necropsy report found the equine had ingested a common but poisonous plant that is found in the park.
From The Wall Street Journal ● Oct. 22, 2026
Her children, like many others in Indonesia's more haze-affected areas, have been doing their school classes online, she says, while she and other adults struggle to manage half-a-day's work out in the poisonous air.
From BBC ● Oct. 20, 2026
Indonesia's government says tens of thousands of personnel are fighting the fires, but the air in Palangkaraya remains poisonous, with the haze turning the sky apocalyptic orange in the late afternoon.
From Barron's ● Oct. 15, 2026
He had wandered, while playing with the other children, a little way from them and had been bitten or stung by something poisonous.
From "Mrs. Frisby and the Rats of NIMH" by Robert C. O'Brien
Vocabulary lists containing poisonous
Week 4 Vocabulary
Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!
Harmful, List 2
Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!
-ious, -eous, -ous
Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!
Random Word
Spin the wheel and learn a new word!
Get a word