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WordReference Random House Learner's Dictionary of American English © 2024mar•row1 /ˈmæroʊ/USA pronunciation n. [uncountable]- Anatomythe soft fatty tissue in the cavities of bones where blood cells are produced.
WordReference Random House Unabridged Dictionary of American English © 2024mar•row1 (mar′ō),USA pronunciation n. - Anatomya soft, fatty, vascular tissue in the interior cavities of bones that is a major site of blood cell production.
- the inmost or essential part:to pierce to the marrow of a problem.
- strength or vitality:Fear took the marrow out of him.
- rich and nutritious food.
- British Terms[Chiefly Brit.]See vegetable marrow.
- bef. 900; Middle English mar(o)we, Old English mearg; cognate with Dutch merg, German Mark, Old Norse mergr
- Scottish Termsa partner;
fellow worker. - Scottish Termsa spouse;
helpmate. - Scottish Termsa companion;
close friend.
- Old Norse margr friendly, literally, many
- late Middle English marwe fellow worker, partner, perh. 1400–50
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