pervasive
US /pɚˈveɪ.sɪv/
UK /pɚˈveɪ.sɪv/
1.
(especially of an unwelcome influence or physical effect) spreading widely throughout an area or a group of people.
:
•
ageism is pervasive and entrenched in our society
(especially of an unwelcome influence or physical effect) spreading widely throughout an area or a group of people.