Dictionary.com
Thesaurus.com

have been permeating

  • present perfect progressive
    of permeate.
    permeate
    verb (used with object)
    to pass into or through every part of.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

And it has become a very fair question to ask—What is the residuum of permanent effect from these great books of his, which have been permeating English thought for half a century and more?

From Studies in Early Victorian Literature by Frederic Harrison