1 trifoliate orange | Definition of trifoliate orange

trifoliate orange

noun

Definition of trifoliate orange

: a thorny Chinese tree (Poncirus trifoliata) of the rue family related to the citruses that has trifoliolate leaves and a sour yellow fruit resembling a small orange and that is grown for ornament or hedges or used as a rootstock for citrus fruits

First Known Use of trifoliate orange

circa 1900, in the meaning defined above

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