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单词 secretion
释义

WordReference Random House Learner's Dictionary of American English © 2024
se•cre•tion /sɪˈkriʃən/USA pronunciation   n. 
  1. Physiology (in a cell or gland) the process of producing and releasing a hormone within the organism:[uncountable]the secretion of growth hormone from the pituitary gland.
  2. Physiology the (usually chemical) product of this process:[countable]secretions from the snake's poison gland.

WordReference Random House Unabridged Dictionary of American English © 2024
se•cre•tion  (si krēshən),USA pronunciation n. 
  1. Physiology(in a cell or gland) the act or process of separating, elaborating, and releasing a substance that fulfills some function within the organism or undergoes excretion.
  2. Physiologythe product of this act or process.
  • Latin sēcrētiōn- (stem of sēcrētiō), equivalent. to sēcrēt(us) (past participle of sēcernere to secern) + -iōn- -ion
  • 1640–50;
se•cre•tion•ar•y  (si krēshə ner′ē),USA pronunciation adj. 
Collins Concise English Dictionary © HarperCollins Publishers::
secretion /sɪˈkriːʃən/ n
  1. a substance that is released from a cell, esp a glandular cell, and is synthesized in the cell
  2. the process involved in producing and releasing such a substance from the cell
Etymology: 17th Century: from Medieval Latin sēcrētiō, from Latin: a separation; see secern
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更新时间:2024/11/11 16:53:35