The phrase "an entity that exists" is correct and usable in written English.
It can be used in contexts discussing philosophy, science, or any subject where the existence of a particular being or object is being addressed.
Example: "In the realm of metaphysics, we often ponder the nature of an entity that exists beyond our perception."
Alternatives: "a being that exists" or "a thing that exists".
Anyone listening will understand exactly what he or she means, even though the deadline is not an entity that exists in the physical world.
The truth is, in a very real sense, WWWINGS is an entity that exists solely online.
The bloke seems to be the human equivalent of The Avenger's Hawkeye: undeniably an entity that exists, but neither remarkable or repulsive in any way.
Basically, it seems to be an entity that existed to hold two fundraisers a year on behalf of other charitable organizations.
A few years back he tried to declare a self-governing "Republic of the Urals" (an entity that existed, briefly, after the Russian revolution).
The man, Cao Haibo, 27, of Kunming in Yunnan Province, was accused of "subversion of state power" for trying to set up the "China Republican Party" — an entity that existed on paper, and only for one day.
The man, Cao Haibo, 27, of Kunming, the capital of Yunnan Province, was accused of "subversion of state power" for trying to set up the "China Republican Party" — an entity that existed on paper, and only for one day.
It is indeed difficult to characterize an entity that existed billions of years ago using information in molecules of life that are modern.
Historically, in the United States, a corporation or other legal entity could only be created as either a nonprofit whose purpose is exclusively to create social value or as a "regular" entity that exists to maximize economic profit.
MUON is also a musical entity that exists in Singapore, whether as one person (Nick Chan) or more (currently, Jordan, Ren and Adam).
For many of these so-called native speakers the English language is a unique entity that exists outside or beyond its users.
