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Definition of mariner
mariner
/ˈmɛr.ɪ.nɚ/
mar · i · ner
Plural:mariners
mariner Lexical Profile
CEFR
B2
Grade
7
Tier
2
Usage
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• noun
1
A person who directs or assists in the navigation of a ship; a professional sailor.
Example
"The seasoned mariner guided the merchant vessel safely through the treacherous rocky straits."
Synonyms
View all synonyms for mariner Antonyms
View all antonyms for marinerWord Nuance & Usage
While 'sailor' is the everyday conversational term, 'mariner' is often preferred in official, legal, historical, or literary contexts (e.g., 'The Rime of the Ancient Mariner', 'Merchant Mariner Credential').
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Word Origin & Etymology
From Middle English 'maryner', from Anglo-Norman 'mariner', derived from Medieval Latin 'marinarius' (sailor), ultimately from Latin 'mare' (sea).
Cite this Entry
Wordmom. (2026). Definition of Mariner. In Wordmom Dictionary. Retrieved Oct 12, 2026, from https://wordmom.com/dictionary/mariner