Meaning of allopolyploid

al•lo•pol•y•ploid

Pronunciation: (al"u-pol'u-ploid"), [key]
— Biol. Biol.
—adj.
  1. having more than two haploid sets of chromosomes that are dissimilar and derived from different species.
—n.
  1. an allopolyploid cell or organism. Cf. autopolyploid.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.