nonionic

adjective non·ion·ic \ ˌnän-(ˌ)ī-ˈä-nik \

Definition of nonionic

: not ionic; especially : not dependent on a surface-active anion for effect
  • nonionic surfactants

Recent Examples of nonionic from the Web

  • NBS Corning Corning, New York NBS – as in nonbinding surface – is a nonionic hydrophilic polymer coating that prevents traces of proteins, DNA, or drug compounds from sticking to test tubes or assay plates.

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'nonionic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of nonionic

1929

in the meaning defined above

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