sea serpent

noun
Updated on: 10 Nov 2017

Definition of sea serpent

: a large marine animal resembling a serpent often reported to have been seen but never proved to exist

Recent Examples of sea serpent from the Web

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

First Known Use of sea serpent

1774


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