The phrase "entirely defined" is grammatically correct and can be used in written English.
It is typically used to indicate that something is completely or fully defined, without any ambiguity or room for interpretation. Example: The roles and responsibilities of each team member are entirely defined in the project proposal, leaving no room for confusion or misunderstandings.
And Brooklyn parenting certainly isn't entirely defined by smelly subways.
Holbein's child is an earthbound being who is entirely defined by the promise of his future.
Whichever country or mountain range you happen to be in becomes a land entirely defined by the presence of snow.
Tati creates a universe entirely defined by absurdism, a note that resounds throughout, sometimes obviously, but often almost subliminally.
The region is not entirely defined by Jim DeMint, Sam Walton, and the Tide's A J McCarron.
When Mr. Gandolfini died, he was still working hard to not be entirely defined by the role of a lifetime.
Its characters aren't introduced; they just show up, and their behavior is entirely defined by the template set for them in other movies.
That he returned to art with images considered morally unacceptable in his culture adds a political dimension to his work that intensifies it without entirely defining it.
Rodney, he concludes, is not just a friend, but a "symbol whose scope not even I myself could entirely define, a dark or radiant symbol".
It also treats Kenny being gay much like it does the race of the Huangs or the Johnsons, as something instrumental to who they are but not entirely defining their identity.
The Oscars, of course, have a long tradition of shunning popcorn films, but since these are the movies that now almost entirely define Hollywood, there's something a little surreal about watching the members of the Motion Picture Academy spend a night meticulously tap dancing around the reality of their business.
