staple Example Sentence:

The plan has good chances of success, since sweet potato is a staple of the region's diet and agriculture, and the varieties currently grown contain little beta-carotene.

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Related: staple

Prev: Back in the 1960s, plastic was well on its way to becoming a staple of American life.

Next: Several food plants, such as kola and okra, are known to have been domesticated in western Africa, but they are all supplemental, not staple, foods.