cottonmouth

noun

cot·​ton·​mouth ˈkä-tᵊn-ˌmau̇th How to pronounce cottonmouth (audio)

Examples of cottonmouth in a Sentence

Recent Examples on the Web
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For those making weekend trips to Lake of the Ozarks, northern cottonmouths can sometimes be spotted. Sophie Lindberg, Kansas City Star, 10 June 2026 Other pit vipers include rattlesnakes and cottonmouths. Charlotte Observer, 8 June 2026 According to the University of Florida's Institute of Food and Agricultural Sciences, only four of Florida's six venomous snake species can be found in southern portions of the state — the cottonmouth, the eastern diamondback rattlesnake, the dusky pygmy rattlesnake and the coral snake. Sarah Perkel, USA Today, 3 June 2026 According to the Texas Parks and Wildlife Department, the most common venomous snakes in the state are rattlesnakes, coralsnakes, copperheads, and cottonmouths. Tiffani Jackson, Fort Worth Star-Telegram, 30 Mar. 2026 See All Example Sentences for cottonmouth

Word History

Etymology

from the white interior of its mouth

First Known Use

1832, in the meaning defined above

Time Traveler
The first known use of cottonmouth was in 1832

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Cite this Entry

“Cottonmouth.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cottonmouth. Accessed 13 Jun. 2026.

Kids Definition

cottonmouth

noun
cot·​ton·​mouth ˈkät-ᵊn-ˌmau̇th How to pronounce cottonmouth (audio)

Medical Definition

cottonmouth

noun
cot·​ton·​mouth ˈkät-ᵊn-ˌmau̇th How to pronounce cottonmouth (audio)

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