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Definition of "ultrafiltration" [ultrafiltration]

  • The filtration of a colloidal substance through a semipermeable medium that allows only the passage of small molecules. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "ultrafiltration" in a sentence
  • "Among other improvements, the team employed a process called ultrafiltration to separate small amounts of bone collagen from material that would pollute the samples."
  • "An MBR combines an ultrafiltration membrane with a system where micro-organisms break down waste."
  • "The ultrafiltration system takes out all the bad stuff (rust, chlorine, trihalomethane gases, fluoride, heavy metals, chemicals, etc.) and keeps all the good stuff (magnesium, calcium, other naturally occurring minerals)."