etiolation

英 [ˌiːtɪə'leɪʃən] 美 [ˌiːtɪə'leɪʃən]

• n. 青白化；黄化；苍白化

英英释义

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"