poison hemlock


: a large European biennial poisonous herb (Conium maculatum) of the carrot family that is naturalized in the U.S. and has finely divided leaves and small white flowers compare water hemlock

Example Sentences

Recent Examples on the Web Drinking a cup of poison hemlock might have seemed like a good way to go. Sara Novak, Discover Magazine, 7 Sep. 2022 The toxic aerosolized poison hemlock particles caused respiratory failure. Judi Ketteler, Good Housekeeping, 24 Apr. 2022 Even then-mayor Nancy Spencer advocated educating the public about poison hemlock at a city council meeting. Judi Ketteler, Good Housekeeping, 24 Apr. 2022 Environmental scientists confirmed that poison hemlock and spotted water hemlock were located in Sussex County wetlands, according to a news release from the agency. From Usa Today Network And Wire Reports, USA TODAY, 8 July 2021 Every part of poison hemlock is highly toxic to humans, livestock, and other animals, including your dog or cat. Jennifer Aldrich, Better Homes & Gardens, 10 Aug. 2021 But poison hemlock isn’t the only poisonous plant lurking in Indiana’s natural spaces. Sarah Bowman, The Indianapolis Star, 3 Aug. 2021 Toxic invasive poison hemlock is spreading into US parks and backyard gardens. Laura L. Davis, USA TODAY, 3 Aug. 2021 Cow parsnip is only slightly shorter than poison hemlock, reaching its maximum height at about 5-8 feet high. Sarah Bowman, The Indianapolis Star, 3 Aug. 2021 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'poison hemlock.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

1757, in the meaning defined above

Time Traveler
The first known use of poison hemlock was in 1757

Dictionary Entries Near poison hemlock

Cite this Entry

“Poison hemlock.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/poison%20hemlock. Accessed 8 Feb. 2023.

Medical Definition

poison hemlock

: a large European poisonous herb of the genus Conium (C. maculatum) that is naturalized in the U.S. and has finely divided leaves and white flowers

More from Merriam-Webster on poison hemlock

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