Pronunciation: (hī"pu-plā'zhu, -zhē-u, -zē-u), [key]
1. Pathol.abnormal deficiency of cells or structural elements.
2. (in plants) inability to mature properly owing to a disease or inadequate supply of nutrients. Also,hy•po•plas•tyPronunciation: (hī'pu-plas"tē). [key]
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.