请输入您要查询的英文单词:

 

单词 osmosis
释义 osmosis
 —osmotic /oz mot"ik, os-/,  adj.   —osmotically,  adv.  
 /oz moh"sis, os-/,  n.  
  1.  Physical Chem.  ,  Cell Biol.  
   a. the tendency of a fluid, usually water, to pass through a semipermeable membrane into a solution where the solvent concentration is higher, thus equalizing the concentrations of materials on either side of the membrane.
   b. the diffusion of fluids through membranes or porous partitions. Cf. endosmosis, exosmosis.
  2. a subtle or gradual absorption or mingling: He never studies but seems to learn by osmosis.
 [1865-70; Latinized form of now obs. osmose osmosis, extracted from endosmose endosmosis, exosmose exosmosis < F, equiv. to end- END-, ex- EX-2 + Gk osm(ós) push, thrust + F -ose -OSIS]
随便看

 

英语词典包含168451条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2024/11/11 7:15:26