membrane

membrane definition - medical

mem·brane (mĕmˈbrānˌ)

noun
  1. A thin pliable layer of tissue covering surfaces, enveloping a part, lining a cavity, or separating or connecting structures or organs.
  2. Cell membrane.
  3. A thin sheet of natural or synthetic material that is permeable to substances in solution.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.