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permeate

[pur-mee-eyt]
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verb (used with object), per·me·at·ed, per·me·at·ing.
  1. to pass into or through every part of: Bright sunshine permeated the room.
  2. to penetrate through the pores, interstices, etc., of.
  3. to be diffused through; pervade; saturate: Cynicism permeated his report.
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verb (used without object), per·me·at·ed, per·me·at·ing.
  1. to become diffused; penetrate.
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Origin of permeate

1650–60; < Latin permeātus past participle of permeāre to pass through. See per-, meatus
Related formsper·me·a·tion, nounper·me·a·tive, adjectiveper·me·a·tor, nounin·ter·per·me·ate, verb (used with object), in·ter·per·me·at·ed, in·ter·per·me·at·ing.non·per·me·a·tion, nounnon·per·me·a·tive, adjectiveun·per·me·at·ed, adjectiveun·per·me·at·ing, adjectiveun·per·me·a·tive, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for permeated

permeate

verb
  1. to penetrate or pervade (a substance, area, etc)a lovely smell permeated the room
  2. to pass through or cause to pass through by osmosis or diffusionto permeate a membrane
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Derived Formspermeation, nounpermeative, adjective

Word Origin

C17: from Latin permeāre, from per- through + meāre to pass
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for permeated

permeate

v.

1650s, from Latin permeatus, past participle of permeare "to pass through" (see permeable). Related: Permeated; permeating.

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Online Etymology Dictionary, © 2010 Douglas Harper

permeated in Medicine

permeate

(pûrmē-āt′)
v.
  1. To spread or flow throughout; pervade.
  2. To pass through the openings or interstices of, as a liquid through a membrane.
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n.
  1. One that can permeate.
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Related formsperme•ant (-ənt) null adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.