Pronunciation: (ē'tē-u-lāt"), [key]
—v., -lat•ed, -lat•ing.
1. to cause (a plant) to whiten or grow pale by excluding light: to etiolate celery.
2. to cause to become weakened or sickly; drain of color or vigor.
(of plants) to whiten or grow pale through lack of light.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.