A person who exhibits an extraordinary ability in one subject (often mathematics) whilst being intellectually disabled in many other domains.
An intelligent, learned person, especially one who discourses about learned matters.
Relating to the understanding; treating of the mind.
Suitable for exercising one's intellect; perceived by the intellect
Pertaining to, or performed by, the intellect; mental or cognitive.
Endowed with intellect; having a keen sense of understanding; having the capacity for higher forms of knowledge or thought; characterized by intelligence or cleverness