What is the meaning of Intelligent?

Of high or especially quick cognitive capacity, bright.

Well thought-out, well considered.

Characterized by thoughtful interaction.

Having at least a similar level of brain power to humankind.

Having an environment-sensing automatically-invoked built-in computer capability.

A member of the intelligentsia; an intelligent person.

intelligent

intelligent, bright, smart

intelligent

intelligent

third-person plural future active indicative of intelligō

intelligent, bright

intelligently

Source: wiktionary.org