1. (

• invention ,
• innovation

) a creation (a new device or process) resulting from study and experimentation ;

2. (

• invention ,
• innovation ,
• excogitation ,
• conception ,
• design

) the creation of something in the mind ;

3. (

• initiation ,
• founding ,
• foundation ,
• institution ,
• origination ,
• creation ,
• innovation ,
• introduction ,
• instauration

) the act of starting something for the first time; introducing something new; "she looked forward to her initiation as an adult"; "the foundation of a new scientific society" ;