permeate

[pur-mee-eyt]
See more synonyms for permeate on Thesaurus.com
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.
verb (used without object), per·me·at·ed, per·me·at·ing.
  1. to become diffused; penetrate.

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


Examples from the Web for permeation

Historical Examples of permeation


British Dictionary definitions for permeation

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
Derived Formspermeation, nounpermeative, adjective

Word Origin for permeate

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 permeation
n.

1620s, noun of action from Latin permeare (see permeate).

permeate

v.

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

Online Etymology Dictionary, © 2010 Douglas Harper

permeation in Medicine

permeation

[pûr′mē-āshən]
n.
  1. The process of spreading through or penetrating, as in the extension of a malignant neoplasm by continuous proliferation of the cells along the blood or lymph vessels.

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.
n.
  1. One that can permeate.
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.