Meaning : A creation (a new device or process) resulting from study and experimentation.
Synonyms : invention
Meaning : The creation of something in the mind.
Synonyms : conception, design, excogitation, invention
Meaning : The act of starting something for the first time. Introducing something new.
Example :
She looked forward to her initiation as an adult.
The foundation of a new scientific society.
Synonyms : creation, foundation, founding, initiation, instauration, institution, introduction, origination