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单词 semipermeable
释义

semipermeable

[ sem-ee-pur-mee-uh-buhl, sem-ahy- ]
/ ˌsɛm iˈpɜr mi ə bəl, ˌsɛm aɪ- /

adjective

permeable only to certain small molecules: a semipermeable membrane.

Origin of semipermeable

First recorded in 1895–1900; semi- + permeable

OTHER WORDS FROM semipermeable

sem·i·per·me·a·bil·i·ty, noun

Words nearby semipermeable

semipalmate, semipalmated plover, semipalmated sandpiper, semiparasitic, semipermanent, semipermeable, semiplastic, semipolar bond, semipolitical, semiporcelain, semipostal
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for semipermeable

  • Water has to be pushed through a semipermeable membrane that blocks the salt and other impurities from going through.

    Sun+Water= High Tech Caribbean Luxury At The Cusinart Resort|The Daily Beast|June 11, 2014|DAILY BEAST
  • Similarly the diffusion of sols through "semipermeable" membranes is affected by lyotrope influence.

    Animal Proteins|Hugh Garner Bennett

British Dictionary definitions for semipermeable

semipermeable
/ (ˌsɛmɪˈpɜːmɪəbəl) /

adjective

(esp of a cell membrane) selectively permeable

Derived forms of semipermeable

semipermeability, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for semipermeable

semipermeable
[ sĕm′ē-pûrmē-ə-bəl, sĕm′ī- ]

adj.

Partially permeable.
Allowing passage of certain, especially small, molecules or ions but acting as a barrier to others. Used of biological and synthetic membranes.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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更新时间:2024/11/13 19:51:08