1. (

• etiolation

) a pale and sickly appearance; "his etiolation signaled years in prison" ;

2. (

• etiolation ,

) the act of weakening by stunting the growth or development of something; "the etiolation of the critical tradition" ;

3. (

• etiolation

) (botany) the act of causing a plant to develop without chlorophyll by growing it without exposure to sunlight; "the etiolation of celery" ;