new concept
Refers to a novel idea, notion, or conceptual framework, often in academic, philosophical, or innovative contexts.
This paper proposes a new concept.
His lectures are always full of new concepts.
He proposed the new concept of a 'circular society'.
Research introducing new concepts is progressing in this field.
New concepts sometimes emerge along with technological progress.
That new concept has gradually become established within the industry.
新説 refers to a new theory or hypothesis, whereas 新概念 refers more broadly to a new idea or conceptual framework.
新機軸 emphasizes a new approach or innovation in method, while 新概念 emphasizes a new way of thinking or understanding.
Compound of 新 (しん, 'new') and 概念 (がいねん, 'concept').