Noun

(uncountable) The state or quality of being, or appearing to be, everywhere at once; actual or perceived omnipresence.

* {{quote-magazine, date=2013-07-26, author=(Leo Hickman)

, volume=189, issue=7, page=26, magazine=(The Guardian Weekly) , title= How algorithms rule the world , passage=The use of algorithms in policing is one example of their increasing influence on our lives. And, as their ubiquity spreads, so too does the debate around whether we should allow ourselves to become so reliant on them – and who, if anyone, is policing their use.}}

(countable, sciences) Anything that is found to be ubiquitous within a specified area.