Definition of pervade verb from the Oxford Advanced Learner's Dictionary

 

pervade

 verb
verb
BrE BrE//pəˈveɪd//
 
; NAmE NAmE//pərˈveɪd//
 
Verb Forms present simple I / you / we / they pervade
BrE BrE//pəˈveɪd//
 
; NAmE NAmE//pərˈveɪd//
 
he / she / it pervades
BrE BrE//pəˈveɪdz//
 
; NAmE NAmE//pərˈveɪdz//
 
past simple pervaded
BrE BrE//pəˈveɪdɪd//
 
; NAmE NAmE//pərˈveɪdɪd//
 
past participle pervaded
BrE BrE//pəˈveɪdɪd//
 
; NAmE NAmE//pərˈveɪdɪd//
 
-ing form pervading
BrE BrE//pəˈveɪdɪŋ//
 
; NAmE NAmE//pərˈveɪdɪŋ//
 
 
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pervade something (formal) to spread through and be noticeable in every part of something synonym permeate a pervading mood of fear the sadness that pervades most of her novels The entire house was pervaded by a sour smell. Word Origin mid 17th cent. (also in the sense ‘traverse’): from Latin pervadere, from per- ‘throughout’ + vadere ‘go’.
See the Oxford Advanced American Dictionary entry: pervade