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Ubiquitous comes to us from the noun ubiquity , meaning "presence everywhere or in many places simultaneously." Both words are ultimately derived from the Latin word for "everywhere," which is ubique. Ubiquitous, which has often been used with a touch of exaggeration to describe those things that it seems like you can't go a day without encountering, has become a more widespread and popular word than ubiquity. It may not quite be ubiquitous, but if you keep your eyes and ears open, you're apt to encounter the word ubiquitous quite a bit.

: existing or being everywhere at the same time : constantly encountered : widespread

Examples

"Within China, WeChat is ubiquitous, serving as an all-in-one app that's important for making payments and even for displaying someone's coronavirus test results." — David Ingram, NBCNews.com, 7 Aug. 2020

"Without companies that developed front-facing smartphone cameras for luxury smartphones, we never would have had the now ubiquitous selfie camera." — Shira Ovide, The New York Times, 13 Aug. 2020