Pervasive/pərˈveɪsɪv/ Definition 1 of 3Pro Tip 1/3Not Always Negative Although often used for problems, 'pervasive' can apply to positive things too. The pervasive spirit of innovation drives this industry forward. Pro Tip 2/3Intensity Implied 'Pervasive' suggests a strong presence or influence in every part of something. The pervasive use of English globally highlights its importance. Pro Tip 3/3Emotionally Loaded Use 'pervasive' to convey a sense of overwhelming power or influence. The pervasive sense of dread left everyone uneasy.