maguro
/maˈɡuːrəʊ/ /məˈɡuːrəʊ/ /ˈmaɡʊrəʊ/Cookery
noun
The tuna fish; the flesh of this fish, especially used in sushi or sashimi dishes.
Origin
Late 19th century; earliest use found in The Marion Daily Star. From Japanese maguro from ma-, combining form of me eye + -guro, combining form of kuro black.