How to Use poisonous in a Sentence

poisonous

adjective

• Chocolate is poisonous to dogs.
• This species of spider is extremely poisonous.
• The pond isn’t poisonous all the time, Mr. McAdams said.
  — Christopher Flavelle Sophie Park, New York Times, 1 Jan. 2023
• The noise can be poisonous to your morale and your state of mind.
  — Dave Knox, Forbes, 20 June 2022
• The leaves attached to the rhubarb stalk are poisonous.
  — Terri Milligan, Milwaukee Journal Sentinel, 13 Apr. 2018
• The zoo said Cara is not poisonous and didn't pose a threat to the public.
  — NBC News, 8 July 2021
• Are there poisonous plants or venomous snakes in the area?
  — Meg Carney, Field & Stream, 28 June 2023
• Mushrooms do grow in the wild, many of which may be poisonous.
  — Ashley Martens, Women's Health, 16 Feb. 2023
• And there were giant spiders that were poisonous and stuff on the edge of the trees.
  — Nick Romano, EW.com, 18 Dec. 2024
• This makes the Funnel Web Spider one of the most poisonous spiders in the world.
  — Tim MacWelch, Outdoor Life, 3 May 2023
• The shell of the castor bean is highly poisonous and can be used to make ricin.
  — Eric Schmitt, New York Times, 6 July 2018
• Like, say, if the rain is poisonous, wouldn't there be a lack of potable water?
  — Rebecca Farley, refinery29.com, 7 May 2018
• Turns out the dog ate some poisonous leaves and perished.
  — Abraham Riesman, Vulture, 5 Feb. 2021
• The baits are poisonous and can pose a hazard to children, pets and wildlife.
  — Michael Harrelson, sandiegouniontribune.com, 12 Apr. 2018
• Every part of the pong pong tree is poisonous, but the leaves and barks aren’t as potent as the seeds.
  — Angela Haupt, Time, 7 Apr. 2025
• Every part of the pong pong tree is poisonous, but the leaves and barks aren’t as potent as the seeds.
  — Angela Haupt, Time, 7 Apr. 2025
• This makes the Funnel Web Spider one of the most poisonous spiders in the world.
  — Tim MacWelch, Outdoor Life, 11 Nov. 2019
• The city was swiftly engulfed by a black cloud of hot poisonous gas.
  — Nathaniel Rich, The New York Review of Books, 25 May 2022
• There are a lot of look-alikes out there, some poisonous or toxic.
  — Krista Simmons, Sunset Magazine, 10 Sep. 2022
• On April 7th more than 40 Syrians were killed with poisonous gas in the town of Douma.
  — The Economist, 12 Apr. 2018
• And what former camp kid can’t spout off a rhyme about which snakes are poisonous and which are safe?
  — Mary Shannon Wells, Southern Living, 11 July 2024
• Kristin Chenoweth is the irresistible voice of the poisonous frog and stands as one of the film’s best new additions.
  — Miami Staff, Miami Herald, 30 Jan. 2024
• Almost anything can be poisonous if it is used in the wrong way, in the wrong amount, or by the wrong person.
  — Emily Paterson, baltimoresun.com/maryland/carroll, 13 Mar. 2021
• Even at the start, poisonous elections promised to make 2020 an ordeal.
  — San Diego Union-Tribune, 31 Dec. 2020
• The leaves do have a milky sap that can cause a rash in some people if they are exposed to it, but the plants are not poisonous.
  — Janet B. Carson, arkansasonline.com, 11 Dec. 2023
• The state-of-the-art theater, once a source of immense collective pride, is now a poisonous wedge.
  — Gary Baum, The Hollywood Reporter, 26 Sep. 2023
• Raisins are poisonous to dogs and can lead to renal failure.
  — Washington Post, 14 Nov. 2020
• The fruits and seeds produced by the female plant are also poisonous.
  — San Diego Union-Tribune, 14 Nov. 2020
• Now, the pair and a team of scientists have shared their latest research about an antivenom that can protect mice against the toxins of 19 species of poisonous snake.
  — Ashley Strickland, CNN Money, 4 May 2025
• Growing up near the Everglades, Hiaasen would collect and sell poisonous snakes with his friends for $2 a foot (the rate for nonpoisonous snakes was lower).
  — Amy Weiss-Meyer, The Atlantic, 8 May 2025