Noun

• 1. a pale and sickly appearance;

  "his etiolation signaled years in prison"

• 2. the act of weakening by stunting the growth or development of something;

  "the etiolation of the critical tradition"

• 3. (botany) the act of causing a plant to develop without chlorophyll by growing it without exposure to sunlight;

  "the etiolation of celery"