As defined by the Urban Dictionary, a sapiosexual person is someone who finds intelligence and the human mind to be the most sexually attractive feature for a potential sexual relationship. Those who are sapiosexual are stimulated or challenged by the way another person thinks. They are basically in love with the mind.

Link: https://www.betterlyf.com/articles/self-esteem-and-confidence/what-is-sapiosexual-definition-meaning/