Meaning of amphidiploid

am•phi•dip•loid

Pronunciation: (am"fi-dip'loid), [key]
— n. Biol.
  1. a plant having the sum of the chromosome numbers of two parental species, owing to the doubling of the chromosomes in a hybrid of two species.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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