The phrase "a completely different concept" is correct and usable in written English.
You can use it when discussing ideas or theories that are distinct from one another.
Example: "While both theories address the same issue, they represent a completely different concept of how to approach the problem."
Alternatives: "a wholly distinct idea" or "an entirely separate notion".
The famous French linguistic atlas of Jules Gilliéron and Edmond Edmont was based on a completely different concept.
"We need to make a completely different concept of touring and of the way we finance the tours," he said in an interview in his Avery Fisher Hall office.
"OdorScreen is a completely different concept," says Dr Lancet, who acts as a consultant for Patus, the Israeli company that developed the gel.OdorScreen works by releasing into the nose harmless compounds that interfere with receptor proteins involved in controlling the perception of the intensity of malodours.
Another company that's a completely different concept is the smaller, $1.5 billion Cedar Fair.
So we will need a completely different concept of discovery and data interrogation," she says.
A completely different concept is identified in the case of blur-invariant methods from literature [3 5].
Completely different concept.
Living within a culture and reading about a culture are two completely different concepts, and one simply cannot make a full impact on one's mentality without the other.
As we have just seen above when discussing the problem of confounding, association/correlation on the one hand and interaction on the other hand, are two completely different concepts: two predictor variables might be independent but show a strong interaction effect and, vice versa, two predictor variables may be strongly associated but have no interaction.
"It combines two completely different concepts and creates something new out of it".
However, for the social protocols of layer V, completely different concepts and models should be used.
