verb (used with object), per·vad·ed, per·vad·ing.
to become spread throughout all parts of: Spring pervaded the air.
Origin of pervade
1645–55; < Latin pervādere to pass through, equivalent to per- per- + vādere to go, walk
Synonyms for pervade
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
(tr) to spread through or throughout, esp subtly or gradually; permeate
Word Origin for pervade
C17: from Latin pervādere, from per- through + vādere to go
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
1650s, from Latin pervadere "spread or go through," from per- "through" + vadere "to go" (see vamoose). Related: Pervaded; pervading.
Online Etymology Dictionary, © 2010 Douglas Harper