deep web

or Deep Web

[ deep web ]

noun

1. the portion of the internet that is hidden from conventional search engines, as by encryption; the aggregate of unindexed websites:

   private databases and other unlinked content on the deep web.

deep Web

noun

1. computing the part of the World Wide Web not accessible through conventional search engines

Word History and Origins

Origin of deep web¹

First recorded in 2000–05

Example Sentences

But when his estranged mother, Bell, implores him to look into a Black sorority girl’s disappearance, he agrees, and stumbles into a deep web of local corruption.

From Los Angeles Times

The data advertised on the gang's deep web domain includes personal data belonging to staff such as bank details and national insurance numbers as well as internal university documents.

From BBC

He says right-wing extremist content that years ago was restricted to the deep web is now widely available on social media.

From BBC

EC Guard collects information from public sources, but has technology that can scour the deep web - websites invisible to conventional search engines - and dark web - encrypted cyberspace ripe for illicit activity - one of the people said.

From Reuters

Plans to cause violence and reject electoral results were discovered across social media, as well as on the deep web and dark web in posts published by false or anonymous accounts, Vargas said.

From Reuters