etiolation是什么意思？

etiolation

英[ˌi:tɪə'leɪʃən] 美[ˌitɪr'leɪʃən]

• n. 青白化，苍白化，黄化；

例句

• Etiolation The type of growth exhibited by plants grown in darkness, usually from seed. 黄化:是植物在黑暗中生长(通常从种子开始)所表现出来的生长类型.
• His etiolation signaled years in prison. 他的苍白皮肤表明他在狱中待了多年.
• Inhibition of chlorophyll synthesis may be caused by etiolation, mutant blocks, or streptomycin. 叶绿素合成可以由黄化 、 突变性阻塞或链霉素而引起.

英英词典释义

• 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"

行业词典

• 医学： 黄化现象，萎黄现象：植物生长在暗处，由于缺乏叶绿素而变苍白；皮肤因缺乏阳光照射而变苍白；
  植物学： 黄化；