excogitator
/ɛkˈskɑdʒɪˌteɪtər/
noun
- A person who thinks out, devises, or plans something carefully.
- The ancient philosopher was an excogitator of complex ethical theories.
- As the chief excogitator, he was responsible for the company's long-term strategy.
- The excogitator of the new city plan presented it to the council.