~ 1
■ noun ( plural same or ~s ) a large and active predatory schooling fish of warm seas, extensively fished commercially. [ Thunnus and other genera: several species.]
Origin
C19: from Amer. Sp., from Sp. atún 'tunny'.
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~ 2
■ noun N. Amer. a prickly pear cactus that produces an edible fruit, widely cultivated in Mexico. [ Opuntia ~ and related species.]
Origin
C16: via Sp. from Taino.