English edit

Etymology edit

Borrowed from Latin permeātus, past participle of permeāre (to pass through).

Pronunciation edit

Verb edit

permeate (third-person singular simple present permeates, present participle permeating, simple past and past participle permeated)

  1. (transitive) To pass through the pores or interstices of; to penetrate and pass through without causing rupture or displacement; applied especially to fluids which pass through substances of loose texture
    water permeates sand
  2. (transitive) To enter and spread through; to pervade.
    Bright sunshine permeates the room on a sunny day.
    • 1854, Saint Anselm, translated by Sidney Norton Deane, Proslogium and Monologium/Monologium/Chapter 14
      ...it is clear that this Being itself, is what supports and surpasses, includes and permeates all other things.
    • 1906 April, O. Henry [pseudonym; William Sydney Porter], “From the Cabby’s Seat”, in The Four Million, New York, N.Y.: McClure, Phillips & Co, →OCLC, page 165:
      In the fulness of time there was an eruption of the merry-makers to the sidewalk. The uninvited guests enveloped and permeated them, and upon the night air rose joyous cries, congratulations, laughter and unclassified noises born of McGary's oblations to the hymeneal scene.
    • 1922 January 4, William Shackleton, Shackleton's diaries:
      The old smell of dead whale permeates everything. It is a strange and curious place.
    • 1946 May and June, J. Alan Rannie, “The Midland of 35 Years Ago”, in Railway Magazine, page 135:
      Also, much depended on an exceptional esprit de corps which permeated the whole staff, and achieved miracles of promptitude in such details as engine-changing and the marshalling of trains.

Related terms edit

Translations edit

Noun edit


  1. A watery by-product of milk production.
  2. Liquid that has passed through a filtration system.

References edit

Italian edit

Etymology 1 edit

See the etymology of the corresponding lemma form.

Verb edit


  1. inflection of permeare:
    1. second-person plural present indicative
    2. second-person plural imperative

Etymology 2 edit

See the etymology of the corresponding lemma form.

Participle edit

permeate f pl

  1. feminine plural of permeato

Latin edit

Verb edit


  1. second-person plural present active imperative of permeō

Spanish edit

Verb edit


  1. second-person singular voseo imperative of permear combined with te