The definition of pervasive is something that has a tendency to spread.
An example of pervasive is the Internet's spread throughout the world.
Having the quality or tendency to pervade or permeate: the pervasive odor of garlic.
Origin of pervasiveFrom Latin pervāsus past participle of pervādere to pervade ; see pervade .
(comparative more pervasive, superlative most pervasive)
- A week later on February 24, the media reported that the same court ruled that the MMR vaccine caused a brain inflammation in Bailey Banks, who later developed pervasive development disorder not otherwise specified (PDD-NOS) in July 2007.
- Disorders falling under the title of autism spectrum disorder include classic autism, Retts syndrome, Asperger syndrome, childhood disintegrative disorder, and PDD-NOS, which means pervasive developmental disorder not otherwise specified.
- The study, Ileal-lymphoid-nodular hyperplasia, non-specific colitis, and pervasive developmental disorder in children concludes, "We have identified a chronic enterocolitis in children that may be related to neuropsychiatric dysfunction.
- Aspergers and Retts may be merged into autism in the upcoming Diagnostic and Statistical Manual of Mental Health Disorders in its fifth edition.Each of these conditions is a pervasive developmental disorder and each may be called autism.
- Ritvo, MD: Famous autism expert and co-author of the DSM-IV, Dr. Ritvo's book describes the characteristics of pervasive developmental disorders, research, diagnostic procedures, treatment options and details on life with autism.