Etiolate

v. i. [imp. & p. p. ETIOLATED; p. pr. & vb. n. ETIOLATING.] [Fr. étioler; O. Fr. estioler, to become slender or puny, probably from Ger. stiel, stalk, as it originally signifies to shoot, to shoot up into a thin stalk.]

1Sense 1. To become white or whiter; to be whitened or blanched by excluding the light of the sun, as plants.

2Sense 2. (Pathol.) To become pale through disease or absence of light.

v. t. 1. To blanch; to whiten by depriving of the sun’s rays. 2. (Pathol.) To cause to grow pale by disease or absence of light.