1. the act or process of thinking out or devising something carefully; deep thought or meditation.
Usage: formal; somewhat archaic
2. something that has been thought out or invented; a product of careful thinking.
Usage: formal; somewhat archaic

Examples

• After much excogitation, the engineer finally designed a solution to the problem.
• The novel was the result of years of excogitation and careful planning.
• His excogitation of a new business model impressed the investors.
• Through patient excogitation, she worked through the complex philosophical question.
• The architect's excogitation produced an innovative building design.
• Their excogitation of a compromise satisfied both parties.