invention
noun
uk/ɪnˈvenʃən/ us [ C ]
a product or a way of doing something which has never been made or never existed before:
Turning an invention from an idea into a money-making product is a long job.
a new inventions
[ U ]
the process of creating something that has never been made or never existed before:
the invention of sth The company claims that this is the most important development since the invention of the printing press.