physis: Meaning and Definition of

phy•sis

Pronunciation: (fī'sis), [key]
— pl. -ses
  1. the principle of growth or change in nature.
  2. nature as the source of growth or change.
  3. something that grows, becomes, or develops.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.