The phrase "high intellect" is correct and usable in written English.
It is generally used when referring to someone who is exceptionally intelligent. For example, "He had a high intellect, and was able to solve complex problems quickly."
STERN--Liselotte B. A woman of great character and high intellect died on February 19 , 2007
We will miss her creative genius, kind heart and high intellect.
He was a natural, compelling raconteur and a person of extraordinary knowledge, high intellect and humanism.
'Every Hamlet before him was romantic, or glamorous or struck with high intellect,' says Billington.
He was a man of high intellect, great determination, brutal honesty, and deep curiosity.
Much has been said about Ed Miliband's policy wonk image and high intellect.
Children who have very high intellects may display signs of ADHD because they are bored with what is going on around them.
The second intellect of the rational soul unites with the objects of its intellection in a spiritual, non-corporeal sense and similarly, upon conveyance of the intellection to the higher intellect of the rational soul, the higher hypostasis of intellect within the rational soul also spiritually unites with the objects of its intellection.
Today the individuals in it have a higher intellect, but the body is a far less interesting one that it was 10 or 15 years ago.
He was revered by all as a person of the highest intellect, character and integrity, as a caring and steadfast friend, and as a loving and devoted husband and father who put his family first.
Terry Bradway, the team's senior personnel executive, said the Jets might draft a player perceived to have a higher intellect, work ethic and intensity than another player because the lockout may last a while, and there might be more urgency for the team to jell quickly.
