Intelligent (adjective)

1. Having the ability to learn, understand, and make judgments or have opinions that are based on reason.
2. Showing good judgment or sense.
3. Capable of being programmed to make decisions based on data processing.

Origin:

Late 16th century (in the sense "endowed with understanding, having the power of thought"): from latin intelligent- "having understanding", from the verb intelligere (see intelligible).

Examples:

1. She is an intelligent person and always comes up with creative solutions.
2. The intelligent design of the building maximizes energy efficiency.
3. The intelligent agent was able to learn from its interactions and improve its performance.
4. The intelligent discussion was filled with insights and new perspectives.
5. The intelligent system was able to detect and prevent potential fraud.