perennial

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per·en·ni·al / pəˈrenēəl/ • adj. lasting or existing for a long or apparently infinite time; enduring: his perennial distrust of the media. ∎  (of a plant) living for several years: tarragon is perennial.Compare with annual, biennial. ∎  (esp. of a problem or difficult situation) continually occurring: perennial manifestations of urban crisis. ∎  (of a person) apparently permanently engaged in a specified role or way of life: he's a perennial student. ∎  (of a stream or spring) flowing throughout the year.• n. a perennial plant.DERIVATIVES: per·en·ni·al·ly adv.

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