The phrase "a notion in a" is correct and usable in written English.
It can be used when discussing an idea or concept within a specific context or framework.
Example: "The researcher presented a notion in a broader theoretical framework that challenged existing beliefs."
Alternatives: "an idea within a" or "a concept in a".
"Clay" is also the piece that could have used more consideration: it's a notion in search of a story, but captivating enough to make us want to see it more fully realized than the available resources allow.
If Be Kind Rewind is about anything, it's about how a pre-existing idea can be reshaped to suit the needs and pleasures of a new time - a notion, in fact, that is inseparable from the history of art.
That prompted detectives to treat the case as a bias crime, a disturbing notion in Boonton, a town 30 miles from Manhattan that has become home to a sizable number of middle-class Pakistanis in recent years.
Universal is a technical notion in metaphysics: a universal is that which is predicable of many.
My wife seized on the idea of a scooter, a terrific notion in principle, but there was a problem.
That might seem like an odd notion in a place wrestling with an estimated $18 billion debt.
The Supreme Court found merit in this notion in a case involving a riverboat pilots union on the lower Mississippi.
Taking a familiar song and "adding a different and unique spin to it," as Carroll put it, sounded like a useful notion in a novelty-thirsty cultural moment.
He was unafraid to locate a compelling idea and stick with it, building intensity on a single rhythmic notion in a manner that still sounds urgently contemporary.
Mr. Fernández has made no secret of his desire to amend the Constitution to lift term limits altogether, a controversial notion in a country with a history of dictatorship.
