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Definition of plain-bellied water snake

plain-bellied water snake

Plural:plain-bellied water snakes
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• noun

1

North American A large, thick-bodied, non-venomous semi-aquatic snake (Nerodia erythrogaster) native to the United States, characterized by a solid greenish-gray, brown, or black back and a distinctly unmarked, reddish, orange, or yellowish underside.

Example

"While kayaking through the marsh, the guide pointed out a plain-bellied water snake sunning itself on a low-hanging branch."

Word Nuance & Usage

Often mistaken for the venomous water moccasin (cottonmouth) due to its similar size and semi-aquatic habitat, though the plain-bellied water snake is entirely non-venomous and harmless to humans.

• Nearby Words

plaice
plaid
plain
plain-bellied water snake
plainclothes
plainclothesman
plainly

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Plain-bellied water snake. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/plain--bellied-water-snake
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