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.

In an intelligent manner; cleverly.

(nonstandard) The quality of being intelligent; intelligence.

In an intelligible manner.

plural of intelligence

The quality of being intelligible.

Obsolete form of intelligence.

plural of intelligency

That which is intelligible; the degree to which something is intelligible. / The quality of recorded speech of every word being understandable.

Capable of being understood; clear to the mind.