adjective. Having intelligence.

adjective. Having a high degree of intelligence; mentally acute.

adjective. Showing sound judgment and rationality.

adjective. Appealing to the intellect; intellectual.

Having the faculty of understanding; capable of comprehending facts or ideas: as, man is an intelligent being.

Having an active intellect; possessing aptitude or skill; well informed: as, an intelligent artisan or officer.

Marked by or indicating intelligence; guided by knowledge or comprehension: as, the intelligent actions of ants; an intelligent answer.

Having knowledge; cognizant: followed by of.

Bearing intelligence; giving information; communicative.

Synonyms Common-sense, etc. (see sensible); quick, bright, acute, discerning, sharp-witted, clear-headed.

adjective. Endowed with the faculty of understanding or reason.

adjective. Possessed of a high level of intelligence, education, or judgment; knowing; sensible; skilled; exhibiting high intelligence

adjective. Cognizant; aware; communicative.

adjective. Of high or especially quick cognitive capacity, bright.

adjective. Well thought-out, well considered.

adjective. Characterized by thoughtful interaction.

adjective. Having the same level of brain power as mankind.

adjective. exercising or showing good judgment

adjective. endowed with the capacity to reason

adjective. having the capacity for thought and reason especially to a high degree

adjective. possessing sound knowledge

""Twice," said I. "Is he intelligent -- _really _intelligent?"

stupid  

agile  apt  born  brainy  bright  

active  clever  honest  sensitive  shrewd  

acute  adroit  alert  all-knowing  apperceptive