cottonmouth

noun

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

Examples of cottonmouth in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Copperhead snake size How to identify a cottonmouth snake Cottonmouths (also known as water moccasins) are venomous reptiles that are almost always found near water, basking in the sun on rocks, branches or along the water’s edge. Janet Loehrke, USA Today, 11 July 2025 Note that all pit vipers — cottonmouths, copperheads, and rattlesnakes — require the same antivenom, and most hospitals have a good supply on hand. Brandi D. Addison, Austin American Statesman, 2 July 2025 The cottonmouth, or water moccasin, is the most venomous of Tennessee's four snakes, but they are limited in where they are found, living in aquatic and wetland habitats like swamps, marshes, drainage ditches, ponds, lakes and streams, Powers explained. Gabrielle Chenault, Nashville Tennessean, 13 June 2025 Some of the most venomous snakes found in Texas are copperheads, cottonmouths and rattlesnakes. Brayden Garcia, Fort Worth Star-Telegram, 16 June 2025 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

Browse Nearby Words

Cite this Entry

“Cottonmouth.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cottonmouth. Accessed 23 Jul. 2025.

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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