hypogenesis: Meaning and Definition of

hy•po•gen•e•sis

Pronunciation: (hī"pu-jen'u-sis), [key]
— n. Pathol.
  1. underdevelopment of an organ or function, esp. in the embryo.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.