Concept and design, these words each have their own place. When talking to a designer, it helps to be able to speak the same language. These are two terms that have caused confusion between clients and designers are.
There could be a lengthy argument for when each word should be used, or even that they are interchangeable. However, clearly defining a word’s meaning can help make sure the right conversation is had.
To read more, read the full article here: https://www.petermanfirm.com/blog/product-design/differences-between-concept-and-design/