UK:*UK and possibly other pronunciationsUK and possibly other pronunciations/ˈmærɪnə/US:USA pronunciation: IPA and respellingUSA pronuncation: IPA/ˈmærənɚ/ ,USA pronunciation: respelling(marə nər)

WordReference Random House Learner's Dictionary of American English © 2020
mar•i•ner /ˈmærənɚ/USA pronunciation   n. [countable]
  1. a person who directs or assists in the sailing of a ship;
    a sailor.

WordReference Random House Unabridged Dictionary of American English © 2020
mar•i•ner  (marə nər),USA pronunciation n. 
  1. a person who directs or assists in the navigation of a ship;
  2. Aerospace(cap.) one of a series of U.S. space probes that obtained scientific information while flying by or orbiting around the planets Mars, Mercury, and Venus.
  • Anglo-French; Old French marinier. See marine, -er2
  • Middle English 1250–1300
    • 1.See corresponding entry in Unabridged seafarer. See  sailor. 

Collins Concise English Dictionary © HarperCollins Publishers::
mariner /ˈmærɪnə/ n
  1. a formal or literary word for seaman
Etymology: 13th Century: from Anglo-French, ultimately from Latin marīnus marine
'mariner' also found in these entries (note: many are not synonyms or translations):
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